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asbestos deposits of the upper Missisquoi Valley and vicinity, Vermont: U.S. Geological Survey Bulletin 1122-B, 78 p., 1 plate.\"},{\"citation\":\"Murphy and Lacroix (1969)\",\"source\":\"ofr20051189\",\"reference\":\"Murphy, V.J., and Lacroix, A.V., 1969, Magnetic surveys of ultramafic bodies in the vicinity of Lowell, Vermont: Montpelier, Vt., Department of Water Resources, Vermont Geological Survey, Economic Geology No. 6, 40 p., 2 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=730"}},{"type":"Feature","id":"731","properties":{"rec_id":731,"site_name":"Gem Park complex","oremin":"asbestiform winchite, asbestiform richterite, asbestiform riebeckite","devel":"occurrence","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/731\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-105.54545696577,38.266898652591]},\"properties\":{\"state\":\"CO\",\"county\":\"Fremont\",\"site_name\":\"Gem Park 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Colorado: U.S. Geological Survey Professional Paper 649, 24 p., 2 plates.\"},{\"citation\":\"Armbrustmacher (1984)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/pp1269\",\"source\":\"ofr20071182\",\"reference\":\"Armbrustmacher, T.J., 1984, Alkaline rock complexes in the Wet Mountains area, Custer and Fremont Counties, Colorado: U.S. Geological Survey Professional Paper 1269, 33 p.\"},{\"citation\":\"Van Gosen and others (2005)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/b2192\",\"source\":\"ofr20071182\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Bush, A.L., Meeker, G.P., Plumlee, G.S., Brownfield, I.K., and Sutley, S.J., 2005, Reconnaissance study of the geology of U.S. vermiculite deposits--Are asbestos minerals common constituents?: U.S. Geological Survey Bulletin 2192, 8 p.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=731"}},{"type":"Feature","id":"732","properties":{"rec_id":732,"site_name":"Pinon Peak breccia 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Epis, R.C., 1975, Reconnaissance geologic map of the Royal Gorge quadrangle, Fremont and Custer Counties, Colorado: U.S. Geological Survey Miscellaneous Investigations Series Map I-869, 1 sheet, scale 1:62,500.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=732"}},{"type":"Feature","id":"733","properties":{"rec_id":733,"site_name":"Sedalia mine","oremin":"asbestos\"\" (amphibole)","devel":"occurrence","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/733\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-106.02086959444,38.589196877877]},\"properties\":{\"state\":\"CO\",\"county\":\"Chaffee\",\"site_name\":\"Sedalia mine\",\"devel\":\"occurrence\",\"latitude\":\"38.5892\",\"longitude\":\"-106.0203\",\"oremin\":\"asbestos\\\"\\\" (amphibole)\",\"assocmin\":\"numerous minerals reported--see Lindgren (1908) and Sheridan and Raymond 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Van Gosen\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=734"}},{"type":"Feature","id":"735","properties":{"rec_id":735,"site_name":"Sloan pipe","oremin":"chrysotile","devel":"occurrence","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/735\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-105.45674603007,40.842582701751]},\"properties\":{\"state\":\"CO\",\"county\":\"Larimer\",\"site_name\":\"Sloan pipe\",\"devel\":\"occurrence\",\"latitude\":\"40.8426\",\"longitude\":\"-105.4562\",\"oremin\":\"chrysotile\",\"assocmin\":\"numerous minerals reported--see McCallum and Eggler (1971)\",\"hostrock\":\"kimberlite diatreme\",\"source\":\"ofr20071182\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"chrysotile\"}],\"reference\":[{\"citation\":\"McCallum and Eggler (1971)\",\"onlink\":\"http:\\/\\/www.minsocam.org\\/ammin\\/AM56\\/AM56_1735.pdf\",\"source\":\"ofr20071182\",\"reference\":\"McCallum, M.E., and Eggler, D.H., 1971, Mineralogy of the Sloan Diatreme--A kimberlite pipe in northern Larimer County, Colorado: American Mineralogist, v. 56, nos. 9-10, p. 1735-1749.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=735"}},{"type":"Feature","id":"736","properties":{"rec_id":736,"site_name":"Salt Creek vermiculite deposits","oremin":"asbestiform tremolite","devel":"occurrence","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/736\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-106.33258137683,40.983573069255]},\"properties\":{\"state\":\"CO\",\"county\":\"Jackson\",\"site_name\":\"Salt Creek vermiculite deposits\",\"devel\":\"occurrence\",\"latitude\":\"40.9836\",\"longitude\":\"-106.332\",\"oremin\":\"asbestiform tremolite\",\"assocmin\":\"hornblende, biotite, vermiculite, chlorite, serpentine, olivine\",\"hostrock\":\"serpentinite, hornblendite\",\"source\":\"ofr20071182\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"tremolite\"},{\"role\":\"associated\",\"name\":\"hornblende\"},{\"role\":\"associated\",\"name\":\"biotite\"},{\"role\":\"associated\",\"name\":\"vermiculite\"},{\"role\":\"associated\",\"name\":\"chlorite\"},{\"role\":\"associated\",\"name\":\"serpentine\"},{\"role\":\"associated\",\"name\":\"olivine\"}],\"reference\":[{\"citation\":\"Argall (1949)\",\"source\":\"ofr20071182\",\"reference\":\"Argall, G.O., Jr., 1949, Industrial minerals of Colorado: Golden, Colo., Quarterly of the Colorado School of Mines, v. 44, no. 2, p. 465-477.\"},{\"citation\":\"Bush (1951)\",\"source\":\"ofr20071182\",\"reference\":\"Bush, A.L., 1951, Sources of lightweight aggregates in Colorado: Denver, Colo., Colorado Scientific Society Proceedings, v. 15, no. 8, p. 305-368.\"},{\"citation\":\"Goldstein (1946)\",\"source\":\"ofr20071182\",\"reference\":\"Goldstein, August, Jr., 1946, The vermiculites and their utilization: Golden, Colo., Quarterly of the Colorado School of Mines, v. 41, no. 4, 64 p.\"},{\"citation\":\"Neubert and Dersch (1994)\",\"source\":\"ofr20071182\",\"reference\":\"Neubert, J.T., and Dersch, J.S., 1994, Mineral appraisal of Routt National Forest, Colorado: U.S. Bureau of Mines Mineral Land Assessment Open File Report MLA 13-94, 64 p. plus appendixes, 2 plates.\"},{\"citation\":\"Steven (1960, p. 387-391)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/b1082F\",\"source\":\"ofr20071182\",\"reference\":\"Steven, T.A., 1960, Geology and fluorspar deposits, Northgate District, Colorado: U.S. Geological Survey Bulletin 1082-F, 422 p., 5 plates.\"},{\"reference\":\"an unpublished study by B.S. 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industry: U.S. Bureau of Mines Bulletin 552, 122 p.\"},{\"citation\":\"Mitchell and others (1981b, map location no. 97)\",\"source\":\"ofr20071182\",\"reference\":\"Mitchell, V.E., Strowd, W.B., Hustedde, G.S., and Bennett, E.H., 1981b, Mines and prospects of the Hamilton Quadrangle, Idaho: Idaho Bureau of Mines and Geology Mines and Prospects Map Series, 8 p., 1 sheet, scale 1:250,000.\"},{\"citation\":\"Idaho Geological Survey (2007, database entry identifier HM 216)\",\"onlink\":\"http:\\/\\/www.idahogeology.org\\/Services\\/MinesAndMinerals\\/searchmines.asp\",\"source\":\"ofr20071182\",\"reference\":\"Idaho Geological Survey, 2007, Mines and prospects digital database: Online database maintained by the Idaho Geological Survey, Moscow, Idaho.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=739"}},{"type":"Feature","id":"740","properties":{"rec_id":740,"site_name":"Orofino Creek anthophyllite deposits","oremin":"mass-fiber 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IV, 248 p.\"},{\"citation\":\"Creveling (1926)\",\"source\":\"ofr20061211\",\"reference\":\"Creveling, J.G., 1926, The peridotite of Presque Isle, Michigan--A study in serpentinization: American Journal of Science, Fifth series, v. 12, no. 72, p. 515-521.\"},{\"citation\":\"Gair and Thaden (1968, p. 56-57)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/pp397\",\"source\":\"ofr20061211\",\"reference\":\"Gair, J.E., and Thaden, R.E., 1968, Geology of the Marquette and Sands quadrangles, Marquette County, Michigan: U.S. Geological Survey Professional Paper 397, 77 p., 7 plates.\"},{\"citation\":\"Heinrich (1976, p. 83)\",\"source\":\"ofr20061211\",\"reference\":\"Heinrich, E.W., 1976, The mineralogy of Michigan: Michigan Department of Natural Resources, Geological Survey Division Bulletin 6, 225 p.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=787"}},{"type":"Feature","id":"788","properties":{"rec_id":788,"site_name":"Taylor 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(1980)\",\"source\":\"ofr20061211\",\"reference\":\"Wylie, A.G., and Huggins, C.W., 1980, Characteristics of a potassian winchite-asbestos from the Allamoore talc district, Texas: Canadian Mineralogist, v. 18, p. 101-107.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=798"}},{"type":"Feature","id":"799","properties":{"rec_id":799,"site_name":"Diablo prospect, eastern locality","oremin":"potassian richterite to potassian winchite\"\" asbestos (Wylie and Huggins, 1980), crocidolite","devel":"former prospect","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/799\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-105.06440140263,31.165930118066]},\"properties\":{\"state\":\"TX\",\"county\":\"Hudspeth\",\"site_name\":\"Diablo prospect, eastern locality\",\"devel\":\"former prospect\",\"latitude\":\"31.1658\",\"longitude\":\"-105.0639\",\"oremin\":\"potassian richterite to potassian winchite\\\"\\\" asbestos (Wylie and Huggins, 1980), crocidolite\",\"assocmin\":\"talc, dolomite, richterite, white mica, quartz\",\"hostrock\":\"dolomite\",\"source\":\"ofr20061211\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"crocidolite\"},{\"role\":\"asbestos\",\"name\":\"winchite\"},{\"role\":\"asbestos\",\"name\":\"richterite\"},{\"role\":\"associated\",\"name\":\"talc\"},{\"role\":\"associated\",\"name\":\"dolomite\"},{\"role\":\"associated\",\"name\":\"richterite\"},{\"role\":\"associated\",\"name\":\"white mica\"},{\"role\":\"associated\",\"name\":\"quartz\"}],\"reference\":[{\"citation\":\"Bourbon (1981, 1982)\",\"source\":\"ofr20061211\",\"reference\":\"Bourbon, W.B., 1981, The origin and occurrences of talc in the Allamoore district, Culberson and Hudspeth Counties, Texas: Canyon, Texas, West Texas State University, M.S. thesis, 65 p.\"},{\"citation\":\"Edwards (1984)\",\"source\":\"ofr20061211\",\"reference\":\"Edwards, Gerald, 1984, Petrography and geochemistry of the Allamoore Formation, Culberson and Hudspeth 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p.\"},{\"citation\":\"Wylie and Huggins (1980)\",\"source\":\"ofr20061211\",\"reference\":\"Wylie, A.G., and Huggins, C.W., 1980, Characteristics of a potassian winchite-asbestos from the Allamoore talc district, Texas: Canadian Mineralogist, v. 18, p. 101-107.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=799"}},{"type":"Feature","id":"800","properties":{"rec_id":800,"site_name":"Coal Creek area","oremin":"brittle long-fiber amphibole asbestos, chrysotile","devel":"occurrence","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/800\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-98.575509649427,30.478092036988]},\"properties\":{\"state\":\"TX\",\"county\":\"Blanco\",\"site_name\":\"Coal Creek area\",\"devel\":\"occurrence\",\"latitude\":\"30.4779\",\"longitude\":\"-98.5752\",\"oremin\":\"brittle long-fiber amphibole asbestos, chrysotile\",\"assocmin\":\"serpentine, magnetite, 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University of Texas Bureau of Economic Geology Geologic Quadrangle Map No. 5, scale 1:31,680.\"},{\"citation\":\"Dietrich and Lonsdale (1958, p. 13-14)\",\"source\":\"ofr20061211\",\"reference\":\"Dietrich, J.W., and Lonsdale, J.T., 1958, Mineral resources of the Colorado River Industrial Development Association Area: The University of Texas Bureau of Economic Geology Report of Investigations No. 37, 84 p., 9 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=800"}},{"type":"Feature","id":"801","properties":{"rec_id":801,"site_name":"Oxford area","oremin":"amphibole asbestos","devel":"occurrence","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/801\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-98.709915946984,30.625984475638]},\"properties\":{\"state\":\"TX\",\"county\":\"Llano\",\"site_name\":\"Oxford area\",\"devel\":\"occurrence\",\"latitude\":\"30.6258\",\"longitude\":\"-98.7096\",\"oremin\":\"amphibole asbestos\",\"assocmin\":\"serpentine, magnetite, anthophyllite, pyroxene, talc, vermiculite\",\"hostrock\":\"serpentinite\",\"source\":\"ofr20061211\",\"mineral\":[{\"role\":\"associated\",\"name\":\"serpentine\"},{\"role\":\"associated\",\"name\":\"magnetite\"},{\"role\":\"associated\",\"name\":\"anthophyllite\"},{\"role\":\"associated\",\"name\":\"pyroxene\"},{\"role\":\"associated\",\"name\":\"talc\"},{\"role\":\"associated\",\"name\":\"vermiculite\"}],\"reference\":[{\"citation\":\"Barnes (1943, p. 81-83)\",\"source\":\"ofr20061211\",\"reference\":\"Barnes, V.E., 1943, Soapstone and serpentine in the central mineral region of Texas, in Texas mineral resources: Austin, Texas, The University of Texas Publication No. 4301 [Issued 1946], p. 55-91.\"},{\"citation\":\"Clabaugh and Barnes (1959, p. 19-23)\",\"source\":\"ofr20061211\",\"reference\":\"Clabaugh, S.E., and Barnes, V.E., 1959, Vermiculite in central Texas: The University of Texas Bureau of Economic Geology Report of Investigations No. 40, 32 p.\"},{\"citation\":\"Dietrich and Lonsdale (1958, p. 14)\",\"source\":\"ofr20061211\",\"reference\":\"Dietrich, J.W., and Lonsdale, J.T., 1958, Mineral resources of the Colorado River Industrial Development Association Area: The University of Texas Bureau of Economic Geology Report of Investigations No. 37, 84 p., 9 plates.\"},{\"citation\":\"Paige (1912, p. 14)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/gf183\",\"source\":\"ofr20061211\",\"reference\":\"Paige, Sidney, 1912, Geologic atlas of the United States--Llano-Burnet folio: U.S. Geological Survey Folio No. 183, 16 p., scale 1:125,000.\"},{\"citation\":\"Rogers (1961)\",\"source\":\"ofr20061211\",\"reference\":\"Rogers, J.E., 1961, Mineralogy of Oxford serpentine deposit, Llano County, Texas: Austin, Texas, University of Texas, M.S. thesis, 69 p.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=801"}},{"type":"Feature","id":"802","properties":{"rec_id":802,"site_name":"Keener Branch area","oremin":"amphibole asbestos","devel":"occurrence","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/802\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-98.778017832797,30.508589988195]},\"properties\":{\"state\":\"TX\",\"county\":\"Llano\",\"site_name\":\"Keener Branch area\",\"devel\":\"occurrence\",\"latitude\":\"30.5084\",\"longitude\":\"-98.7777\",\"oremin\":\"amphibole asbestos\",\"assocmin\":\"serpentine, talc, anthophyllite, tremolite, magnetite\",\"hostrock\":\"serpentinite\",\"source\":\"ofr20061211\",\"mineral\":[{\"role\":\"associated\",\"name\":\"serpentine\"},{\"role\":\"associated\",\"name\":\"talc\"},{\"role\":\"associated\",\"name\":\"anthophyllite\"},{\"role\":\"associated\",\"name\":\"tremolite\"},{\"role\":\"associated\",\"name\":\"magnetite\"}],\"reference\":[{\"citation\":\"Barnes and others (1942, p. 111)\",\"source\":\"ofr20061211\",\"reference\":\"Barnes, V.E., Dawson, R.F., and Parkinson, G.A., 1942, Building stones of central Texas: Austin, Texas, The University of Texas Publication No. 4246 [Issued 1947], 198 p.\"},{\"citation\":\"Barnes (1943, p. 84-86)\",\"source\":\"ofr20061211\",\"reference\":\"Barnes, V.E., 1943, Soapstone and serpentine in the central mineral region of Texas, in Texas mineral resources: Austin, Texas, The University of Texas Publication No. 4301 [Issued 1946], p. 55-91.\"},{\"citation\":\"Dietrich and Lonsdale (1958, p. 14)\",\"source\":\"ofr20061211\",\"reference\":\"Dietrich, J.W., and Lonsdale, J.T., 1958, Mineral resources of the Colorado River Industrial Development Association Area: The University of Texas Bureau of Economic Geology Report of Investigations No. 37, 84 p., 9 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=802"}},{"type":"Feature","id":"803","properties":{"rec_id":803,"site_name":"Herriman prospect","oremin":"cross-fiber chrysotile veins","devel":"former prospect","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/803\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-87.824118597741,45.57396525097]},\"properties\":{\"state\":\"WI\",\"county\":\"Marinette\",\"site_name\":\"Herriman prospect\",\"devel\":\"former prospect\",\"latitude\":\"45.574\",\"longitude\":\"-87.824\",\"oremin\":\"cross-fiber chrysotile veins\",\"assocmin\":\"not reported\",\"hostrock\":\"peridotite\",\"source\":\"ofr20061211\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"chrysotile\"}],\"reference\":[{\"citation\":\"Bowles (1955, p. 23-24)\",\"source\":\"ofr20101041\",\"reference\":\"Bowles, Oliver, 1955, The asbestos industry: U.S. Bureau of Mines Bulletin 552, 122 p.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=803"}},{"type":"Feature","id":"804","properties":{"rec_id":804,"site_name":"occurrence along the Sturgeon Falls sill","oremin":"cross-fiber chrysotile asbestos","devel":"occurrence","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/804\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-87.89212421725,45.752959009822]},\"properties\":{\"state\":\"WI\",\"county\":\"Marinette\",\"site_name\":\"occurrence along the Sturgeon Falls sill\",\"devel\":\"occurrence\",\"latitude\":\"45.753\",\"longitude\":\"-87.892\",\"oremin\":\"cross-fiber chrysotile asbestos\",\"assocmin\":\"antigorite, carbonate minerals (dolomite or magnesite), magnetite, chromite, chlorite\",\"hostrock\":\"serpentinite\",\"source\":\"ofr20061211\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"chrysotile\"},{\"role\":\"associated\",\"name\":\"antigorite\"},{\"role\":\"associated\",\"name\":\"carbonate minerals (dolomite or magnesite)\"},{\"role\":\"associated\",\"name\":\"magnetite\"},{\"role\":\"associated\",\"name\":\"chromite\"},{\"role\":\"associated\",\"name\":\"chlorite\"}],\"reference\":[{\"citation\":\"Bayley and others (1966, p. 70)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/pp513\",\"source\":\"ofr20061211\",\"reference\":\"Bayley, R.W., Dutton, C.E., and Lamey, C.A., 1966, Geology of the Menominee iron-bearing district, Dickinson County, Michigan, and Florence and Marinette Counties, Wisconsin: U.S. Geological Survey Professional Paper 513, 96 p., 4 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=804"}},{"type":"Feature","id":"1001","properties":{"rec_id":1001,"site_name":"Upper Applegate Creek 1 talc","oremin":"***large boulders and pieces of float***contains abundant radiating fibrous amphibole\"\" (Ferns and Ramp, 1988, p. 36).","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1001\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-123.04006733525,42.746545178406]},\"properties\":{\"state\":\"OR\",\"county\":\"Jackson\",\"site_name\":\"Upper Applegate Creek 1 talc\",\"devel\":\"outcrops\",\"latitude\":\"42.7467\",\"longitude\":\"-123.0389\",\"oremin\":\"***large boulders and pieces of float***contains abundant radiating fibrous amphibole\\\"\\\" (Ferns and Ramp, 1988, p. 36).\",\"assocmin\":\"talc, serpentine\",\"hostrock\":\"metaserpentinite\",\"mineral\":[{\"role\":\"associated\",\"name\":\"talc\"},{\"role\":\"associated\",\"name\":\"serpentine\"}],\"reference\":[{\"citation\":\"Ferns and Ramp (1988, p. 36)\",\"source\":\"ofr20101041\",\"reference\":\"Ferns, M.L., and Ramp, Len, 1988, Investigations of talc in Oregon: Oregon Department of Geology and Mineral Industries Special Paper 18, 52 p., 4 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1001"}},{"type":"Feature","id":"1002","properties":{"rec_id":1002,"site_name":"Doe Peak 1 talc occurrence","oremin":"A pale-green, foliated platy talc with minor and very finely disseminated magnetite***consists mostly of talc with trace amounts of chlorite and fibrous tremolite\"\" (Ferns and Ramp, 1988, p. 35).","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1002\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-122.76814417325,42.014956164999]},\"properties\":{\"state\":\"OR\",\"county\":\"Jackson\",\"site_name\":\"Doe Peak 1 talc occurrence\",\"devel\":\"outcrops\",\"latitude\":\"42.0151\",\"longitude\":\"-122.767\",\"oremin\":\"A pale-green, foliated platy talc with minor and very finely disseminated magnetite***consists mostly of talc with trace amounts of chlorite and fibrous tremolite\\\"\\\" (Ferns and Ramp, 1988, p. 35).\",\"assocmin\":\"talc, magnetite, chlorite\",\"hostrock\":\"serpentinite\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"tremolite\"},{\"role\":\"associated\",\"name\":\"talc\"},{\"role\":\"associated\",\"name\":\"magnetite\"},{\"role\":\"associated\",\"name\":\"chlorite\"}],\"reference\":[{\"citation\":\"Ferns and Ramp (1988, p. 33, 35)\",\"source\":\"ofr20101041\",\"reference\":\"Ferns, M.L., and Ramp, Len, 1988, Investigations of talc in Oregon: Oregon Department of Geology and Mineral Industries Special Paper 18, 52 p., 4 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1002"}},{"type":"Feature","id":"1003","properties":{"rec_id":1003,"site_name":"Van Stone mine","oremin":"Tremolite occurs as radiating fibrous crystals up to 1 inch in length, generally colorless or, where intergrown with sphalerite, having a brown cast\"\" (Cox, 1968, p. 1516-1517).","devel":"historic lead-zinc mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1003\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-117.75749495083,48.760509311199]},\"properties\":{\"state\":\"WA\",\"county\":\"Stevens\",\"site_name\":\"Van Stone mine\",\"devel\":\"historic lead-zinc mine\",\"latitude\":\"48.7606\",\"longitude\":\"-117.7564\",\"oremin\":\"Tremolite occurs as radiating fibrous crystals up to 1 inch in length, generally colorless or, where intergrown with sphalerite, having a brown cast\\\"\\\" (Cox, 1968, p. 1516-1517).\",\"assocmin\":\"jasperoid (silica), sphalerite, galena, brucite, calcite, palygorskite, pyrite, pyrrhotite, jamesonite, barite\",\"hostrock\":\"dolomite\",\"mineral\":[{\"role\":\"associated\",\"name\":\"jasperoid (silica)\"},{\"role\":\"associated\",\"name\":\"sphalerite\"},{\"role\":\"associated\",\"name\":\"galena\"},{\"role\":\"associated\",\"name\":\"brucite\"},{\"role\":\"associated\",\"name\":\"calcite\"},{\"role\":\"associated\",\"name\":\"palygorskite\"},{\"role\":\"associated\",\"name\":\"pyrite\"},{\"role\":\"associated\",\"name\":\"pyrrhotite\"},{\"role\":\"associated\",\"name\":\"jamesonite\"},{\"role\":\"associated\",\"name\":\"barite\"}],\"reference\":[{\"citation\":\"Cox (1968)\",\"source\":\"ofr20101041\",\"reference\":\"Cox, M.W., 1968, Van Stone mine area (lead-zinc), Stevens County, Washington, in Ridge, J.D., ed., Ore deposits of the United States, 1933-1967--The Graton-Sales volume, v. II: New York, The American Institute of Mining, Metallurgical, and Petroleum Engineers, Inc., p. 1511-1519.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1003"}},{"type":"Feature","id":"1004","properties":{"rec_id":1004,"site_name":"Golden Horn batholith","oremin":"Single prismatic amphibole crystals are occasionally encountered with fibrous blue terminations resembling paint brushes or are totally covered with fibrous blue needles oriented parallel to the c-axis. According to analyses of the composite crystals, composition ranges from fluorine-rich riebeckite at the fibrous termination to ferrorichterite, then to riebeckite, ferrowinchite, ferrorichterite, and finally to katophorite at the base of the prism\"\" (Becker, 1991, p. 457).","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1004\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-120.66821426002,48.502859286304]},\"properties\":{\"state\":\"WA\",\"county\":\"Chelan\",\"site_name\":\"Golden Horn batholith\",\"devel\":\"outcrops\",\"latitude\":\"48.503\",\"longitude\":\"-120.667\",\"oremin\":\"Single prismatic amphibole crystals are occasionally encountered with fibrous blue terminations resembling paint brushes or are totally covered with fibrous blue needles oriented parallel to the c-axis. According to analyses of the composite crystals, composition ranges from fluorine-rich riebeckite at the fibrous termination to ferrorichterite, then to riebeckite, ferrowinchite, ferrorichterite, and finally to katophorite at the base of the prism\\\"\\\" (Becker, 1991, p. 457).\",\"assocmin\":\"numerous minerals reported--see Becker (1991)\",\"hostrock\":\"alkaline granite\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"winchite\"},{\"role\":\"asbestos\",\"name\":\"richterite\"},{\"role\":\"asbestos\",\"name\":\"riebeckite\"}],\"reference\":[{\"citation\":\"Boggs (1984)\",\"source\":\"ofr20101041\",\"reference\":\"Boggs, R.C., 1984, Mineralogy and geochemistry of the Golden Horn batholith, northern Cascades, Washington: University of California at Santa Barbara, Ph.D. dissertation, 211 p.\"},{\"citation\":\"Becker (1991)\",\"source\":\"ofr20101041\",\"reference\":\"Becker, Randy, 1991, Minerals of the Golden Horn batholith, Okanogan County, Washington: Rocks & Minerals, v. 66, no. 6, p. 450-459.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1004"}},{"type":"Feature","id":"1005","properties":{"rec_id":1005,"site_name":"Burlington quarry","oremin":"Asbestos-Talc Products of Washington, Inc., of Burlington, Skagit County, mines a somewhat fibrous soapstone-actinolite mixture that has developed in shear zones cutting greenstone. It is ground, mixed with asbestos and use [sic] for special cements\"\" (Glover, 1936, p. 14).","devel":"quarry","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1005\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-122.32097084352,48.48462906934]},\"properties\":{\"state\":\"WA\",\"county\":\"Skagit\",\"site_name\":\"Burlington quarry\",\"devel\":\"quarry\",\"latitude\":\"48.4848\",\"longitude\":\"-122.3197\",\"oremin\":\"Asbestos-Talc Products of Washington, Inc., of Burlington, Skagit County, mines a somewhat fibrous soapstone-actinolite mixture that has developed in shear zones cutting greenstone. It is ground, mixed with asbestos and use [sic] for special cements\\\"\\\" (Glover, 1936, p. 14).\",\"assocmin\":\"talc, serpentine\",\"hostrock\":\"greenstone\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"actinolite\"},{\"role\":\"associated\",\"name\":\"talc\"},{\"role\":\"associated\",\"name\":\"serpentine\"}],\"reference\":[{\"citation\":\"Glover (1936, p. 14)\",\"source\":\"ofr20101041\",\"reference\":\"Glover, S.L., 1936, Nonmetallic mineral resources of Washington: Washington Division of Geology Bulletin No. 33, 135 p.\"},{\"citation\":\"Bowles (1955, p. 28)\",\"source\":\"ofr20101041\",\"reference\":\"Bowles, Oliver, 1955, The asbestos industry: U.S. Bureau of Mines Bulletin 552, 122 p.\"},{\"citation\":\"Valentine (1960, p. 7)\",\"source\":\"ofr20101041\",\"reference\":\"Valentine, G.M., 1960, Inventory of Washington minerals, Part I, Second edition, Nonmetallic minerals: Washington Division of Mines and Geology Bulletin No. 37, 175 p., 39 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1005"}},{"type":"Feature","id":"1006","properties":{"rec_id":1006,"site_name":"Stranger Creek","oremin":"Fibrous radiating tremolite interbedded with dolomite throughout a thickness of 1,000 ft\"\" (Valentine, 1960, p. 8).","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1006\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-117.987092476,48.406898405037]},\"properties\":{\"state\":\"WA\",\"county\":\"Stevens\",\"site_name\":\"Stranger Creek\",\"devel\":\"outcrops\",\"latitude\":\"48.407\",\"longitude\":\"-117.986\",\"oremin\":\"Fibrous radiating tremolite interbedded with dolomite throughout a thickness of 1,000 ft\\\"\\\" (Valentine, 1960, p. 8).\",\"assocmin\":\"not reported\",\"hostrock\":\"dolomite\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"tremolite\"}],\"reference\":[{\"citation\":\"Valentine (1960, p. 8)\",\"source\":\"ofr20101041\",\"reference\":\"Valentine, G.M., 1960, Inventory of Washington minerals, Part I, Second edition, Nonmetallic minerals: Washington Division of Mines and Geology Bulletin No. 37, 175 p., 39 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1006"}},{"type":"Feature","id":"1007","properties":{"rec_id":1007,"site_name":"Boundary Butte","oremin":"Fibrous radiating tremolite occurs in a bed of altered dolomite 4 ft. thick\"\" (Valentine, 1960, p. 8).","devel":"prospect hole","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1007\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-118.1640923481,47.999884235989]},\"properties\":{\"state\":\"WA\",\"county\":\"Stevens\",\"site_name\":\"Boundary Butte\",\"devel\":\"prospect hole\",\"latitude\":\"48\",\"longitude\":\"-118.163\",\"oremin\":\"Fibrous radiating tremolite occurs in a bed of altered dolomite 4 ft. thick\\\"\\\" (Valentine, 1960, p. 8).\",\"assocmin\":\"not reported\",\"hostrock\":\"dolomite\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"tremolite\"}],\"reference\":[{\"citation\":\"Valentine (1960, p. 8)\",\"source\":\"ofr20101041\",\"reference\":\"Valentine, G.M., 1960, Inventory of Washington minerals, Part I, Second edition, Nonmetallic minerals: Washington Division of Mines and Geology Bulletin No. 37, 175 p., 39 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1007"}},{"type":"Feature","id":"1008","properties":{"rec_id":1008,"site_name":"New Melones Lake spillway ","oremin":"Actinolite commonly occurs as white to very pale-green flexible fibers in areas 1 and 3 as well as in many of the other smaller veins. In area 1, fibrous crystals to 1 cm cover areas up to 60 x 30 cm and occur with albite to form attractive plates. Actinolite has also been found in one vein south of area 3 as flexible, long-fibered (up to 15 cm) parallel aggregates.\"\" (Pohl and others, 1982, p. 297)","devel":"occurrence","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1008\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-120.5320327163,37.945925262619]},\"properties\":{\"state\":\"CA\",\"county\":\"Calaveras\",\"site_name\":\"New Melones Lake spillway \",\"devel\":\"occurrence\",\"latitude\":\"37.946\",\"longitude\":\"-120.531\",\"oremin\":\"Actinolite commonly occurs as white to very pale-green flexible fibers in areas 1 and 3 as well as in many of the other smaller veins. In area 1, fibrous crystals to 1 cm cover areas up to 60 x 30 cm and occur with albite to form attractive plates. Actinolite has also been found in one vein south of area 3 as flexible, long-fibered (up to 15 cm) parallel aggregates.\\\"\\\" (Pohl and others, 1982, p. 297)\",\"assocmin\":\"ferroaxinite, albite, calcite, chlorite, epidote, quartz\",\"hostrock\":\"metagabbro, metabasalt\",\"mineral\":[{\"role\":\"associated\",\"name\":\"ferroaxinite\"},{\"role\":\"associated\",\"name\":\"albite\"},{\"role\":\"associated\",\"name\":\"calcite\"},{\"role\":\"associated\",\"name\":\"chlorite\"},{\"role\":\"associated\",\"name\":\"epidote\"},{\"role\":\"associated\",\"name\":\"quartz\"}],\"reference\":[{\"citation\":\"Pohl and others (1982)\",\"source\":\"ofr20111188\",\"reference\":\"Pohl, Demetrius, Guillemette, Renald, Shigley, James, and Dunning, Gail, 1982, Ferroaxinite from New Melones Lake, Calaveras County, California, a remarkable new locality: The Mineralogical Record, v. 13, no. 5, 293-302.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1008"}},{"type":"Feature","id":"1009","properties":{"rec_id":1009,"site_name":"occurrence on California State Highway 168, just west of Humphreys","oremin":"Radial tufty anthophyllite\"\" (Pabst, 1942, p. 575)","devel":"roadcut","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1009\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-119.44786394609,36.962049777925]},\"properties\":{\"state\":\"CA\",\"county\":\"Fresno\",\"site_name\":\"occurrence on California State Highway 168, just west of Humphreys\",\"devel\":\"roadcut\",\"latitude\":\"36.9621\",\"longitude\":\"-119.4469\",\"oremin\":\"Radial tufty anthophyllite\\\"\\\" (Pabst, 1942, p. 575)\",\"assocmin\":\"antigorite, pyroxene, talc, tremolite, actinolite, biotite, chlorite, olivine, plagioclase, hornblende, biotite, quartz, magnetite, apatite, vermiculite\",\"hostrock\":\"serpentine nodules in mica schist\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"anthophyllite\"},{\"role\":\"associated\",\"name\":\"antigorite\"},{\"role\":\"associated\",\"name\":\"pyroxene\"},{\"role\":\"associated\",\"name\":\"talc\"},{\"role\":\"associated\",\"name\":\"tremolite\"},{\"role\":\"associated\",\"name\":\"actinolite\"},{\"role\":\"associated\",\"name\":\"biotite\"},{\"role\":\"associated\",\"name\":\"chlorite\"},{\"role\":\"associated\",\"name\":\"olivine\"},{\"role\":\"associated\",\"name\":\"plagioclase\"},{\"role\":\"associated\",\"name\":\"hornblende\"},{\"role\":\"associated\",\"name\":\"biotite\"},{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"magnetite\"},{\"role\":\"associated\",\"name\":\"apatite\"},{\"role\":\"associated\",\"name\":\"vermiculite\"}],\"reference\":[{\"citation\":\"MacDonald (1941)\",\"onlink\":\"http:\\/\\/www.minsocam.org\\/ammin\\/AM26\\/AM26_276.pdf\",\"source\":\"ofr20111188\",\"reference\":\"MacDonald, G.A., 1941, Progressive metamorphism of serpentine in the Sierra Nevada of California: American Mineralogist, v. 26, no. 4, p. 276-287.\"},{\"citation\":\"Pabst (1942)\",\"onlink\":\"http:\\/\\/www.minsocam.org\\/ammin\\/AM27\\/AM27_570.pdf\",\"source\":\"ofr20111188\",\"reference\":\"Pabst, A., 1942, The mineralogy of metamorphosed serpentine at Humphreys, Fresno County, California: American Mineralogist, v. 27, no. 8, p. 570-585.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1009"}},{"type":"Feature","id":"1010","properties":{"rec_id":1010,"site_name":"Occurrence near Twin Lakes","oremin":"These [tremolite] crystals have no common orientation, but occur in crisscrossing mats, or as nodular lumps protruding from the marble\"\" (Chesterman, 1942, p. 254)","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1010\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-119.15385404844,37.295544143008]},\"properties\":{\"state\":\"CA\",\"county\":\"Fresno\",\"site_name\":\"Occurrence near Twin Lakes\",\"devel\":\"outcrops\",\"latitude\":\"37.2956\",\"longitude\":\"-119.1529\",\"oremin\":\"These [tremolite] crystals have no common orientation, but occur in crisscrossing mats, or as nodular lumps protruding from the marble\\\"\\\" (Chesterman, 1942, p. 254)\",\"assocmin\":\"diopside, phlogopite, spinel, grossularite garnet, clinohumite, anorthite\",\"hostrock\":\"dolomitic marble\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"tremolite\"},{\"role\":\"associated\",\"name\":\"diopside\"},{\"role\":\"associated\",\"name\":\"phlogopite\"},{\"role\":\"associated\",\"name\":\"spinel\"},{\"role\":\"associated\",\"name\":\"grossularite garnet\"},{\"role\":\"associated\",\"name\":\"clinohumite\"},{\"role\":\"associated\",\"name\":\"anorthite\"}],\"reference\":[{\"citation\":\"Chesterman (1942)\",\"source\":\"ofr20111188\",\"reference\":\"Chesterman, C.W., 1942, Contact metamorphic rocks of the Twin Lakes region, Fresno County, California: California Journal of Mines and Geology, v. 38, nos. 3 and 4, p. 243-281.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1010"}},{"type":"Feature","id":"1011","properties":{"rec_id":1011,"site_name":"Occurrence near Shadow Lake","oremin":"Dark blades and needles of piedmontite, embedded in quartz and associated with white, fibrous tremolite\"\" (Short, 1933, p. 494)","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1011\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-119.12597405284,37.696933446438]},\"properties\":{\"state\":\"CA\",\"county\":\"Madera\",\"site_name\":\"Occurrence near Shadow Lake\",\"devel\":\"outcrops\",\"latitude\":\"37.697\",\"longitude\":\"-119.125\",\"oremin\":\"Dark blades and needles of piedmontite, embedded in quartz and associated with white, fibrous tremolite\\\"\\\" (Short, 1933, p. 494)\",\"assocmin\":\"piedmontite, quartz\",\"hostrock\":\"schistose volcanic rocks\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"tremolite\"},{\"role\":\"associated\",\"name\":\"piedmontite\"},{\"role\":\"associated\",\"name\":\"quartz\"}],\"reference\":[{\"citation\":\"Short (1933)\",\"onlink\":\"http:\\/\\/www.minsocam.org\\/ammin\\/AM18\\/AM18_493.pdf\",\"source\":\"ofr20111188\",\"reference\":\"Short, A.M., 1933, A chemical and optical study of piedmontite from Shadow Lake, Madera County, California: American Mineralogist, v. 18, no. 11, p. 493-500.\"},{\"citation\":\"Keskinen (1981, p. 910)\",\"source\":\"ofr20111188\",\"reference\":\"Keskinen, Mary, 1981, Petrochemical investigation of the Shadow Lake piemontite zone, eastern Sierra Nevada, California: American Journal of Science, v. 281, no. 7, p. 896-921.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1011"}},{"type":"Feature","id":"1012","properties":{"rec_id":1012,"site_name":"unnamed occurrence","oremin":"AMPHIBOLE var. TREMOLITE--Fiberous [sic] seams up to 1\"\" thick are found in the chlorite schist about 3/4 of a mile northeast of Reed Station, Tiburon Peninsula.\"\" Pelletier (1962, p. 5)","devel":"occurrence","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1012\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-122.45108369279,37.88992600407]},\"properties\":{\"state\":\"CA\",\"county\":\"Marin\",\"site_name\":\"unnamed occurrence\",\"devel\":\"occurrence\",\"latitude\":\"37.89\",\"longitude\":\"-122.45\",\"oremin\":\"AMPHIBOLE var. TREMOLITE--Fiberous [sic] seams up to 1\\\"\\\" thick are found in the chlorite schist about 3\\/4 of a mile northeast of Reed Station, Tiburon Peninsula.\\\"\\\" Pelletier (1962, p. 5)\",\"assocmin\":\"not reported\",\"hostrock\":\"chlorite schist\",\"reference\":[{\"citation\":\"Pelletier (1962, p. 5)\",\"source\":\"ofr20111188\",\"reference\":\"Pelletier, W.J., 1962, Mineral species and localities of Marin County, California: San Rafael, Calif., Marin Mineral Society, 15 p.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1012"}},{"type":"Feature","id":"1013","properties":{"rec_id":1013,"site_name":"Laytonville quarry","oremin":" \"\"Riebeckite occurs as bluish-black prismatic crystals as much as 1 cm long and 2 mm wide, and as aggregates of radiating greyish-blue fibers.\"\" \"\"Grunerite occurs in brown fibrous and silky crystals.\"\" (Chesterman, 1966, p. 506)","devel":"rock quarry","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1013\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-123.46312580188,39.617880111652]},\"properties\":{\"state\":\"CA\",\"county\":\"Mendocino\",\"site_name\":\"Laytonville quarry\",\"devel\":\"rock quarry\",\"latitude\":\"39.618\",\"longitude\":\"-123.462\",\"oremin\":\" \\\"\\\"Riebeckite occurs as bluish-black prismatic crystals as much as 1 cm long and 2 mm wide, and as aggregates of radiating greyish-blue fibers.\\\"\\\" \\\"\\\"Grunerite occurs in brown fibrous and silky crystals.\\\"\\\" (Chesterman, 1966, p. 506)\",\"assocmin\":\"quartz, stilpnomelane, crossite, aegerite, pyrite, deerite, zussmanite, and garnet with riebeckite; stilpnomelane, zussmanite, quartz, oligonite with grunerite\",\"hostrock\":\"meta-chert (riebeckite), meta-ironstone (grunerite) \",\"mineral\":[{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"stilpnomelane\"},{\"role\":\"associated\",\"name\":\"crossite\"},{\"role\":\"associated\",\"name\":\"aegerite\"},{\"role\":\"associated\",\"name\":\"pyrite\"},{\"role\":\"associated\",\"name\":\"deerite\"},{\"role\":\"associated\",\"name\":\"zussmanite\"},{\"role\":\"associated\",\"name\":\"and garnet with riebeckite; stilpnomelane\"},{\"role\":\"associated\",\"name\":\"zussmanite\"},{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"oligonite with grunerite\"}],\"reference\":[{\"citation\":\"Chesterman (1966)\",\"source\":\"ofr20111188\",\"reference\":\"Chesterman, C.W., 1966, Mineralogy of the Laytonville quarry, Mendocino County, California, in Bailey, E.H., ed., Geology of northern California: California Division of Mines and Geology Bulletin 190, p. 503-507.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1013"}},{"type":"Feature","id":"1014","properties":{"rec_id":1014,"site_name":"Cape San Martin","oremin":"Thin layers of talc separate some individuals and both talc and finely fibrous white tremolite are pressed into the valleys between protuberances.\"\" (Crippen, 1976, p. 15)","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1014\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-121.46204625161,35.890263413043]},\"properties\":{\"state\":\"CA\",\"county\":\"Monterey\",\"site_name\":\"Cape San Martin\",\"devel\":\"outcrops\",\"latitude\":\"35.8903\",\"longitude\":\"-121.461\",\"oremin\":\"Thin layers of talc separate some individuals and both talc and finely fibrous white tremolite are pressed into the valleys between protuberances.\\\"\\\" (Crippen, 1976, p. 15)\",\"assocmin\":\"talc, nephrite\",\"hostrock\":\"serpentinite\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"tremolite\"},{\"role\":\"associated\",\"name\":\"talc\"},{\"role\":\"associated\",\"name\":\"nephrite\"}],\"reference\":[{\"citation\":\"Crippen (1976)\",\"source\":\"ofr20111188\",\"reference\":\"Crippen, R.A., Jr., 1976, Nephrite jade and associated rocks of the Cape San Martin region, Monterey County, California [Reprinted from Special Report 10-A, May 1951], in California jade--A collection of reprints: California Division of Mines and Geology Special Publication 49, p. 7-18.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1014"}},{"type":"Feature","id":"1015","properties":{"rec_id":1015,"site_name":"Jade Cove","oremin":"Tremolite-actinolite is the most common new mineral, usually in finely fibrous bundles dispersed in the cloudy isotropic material.\"\" (Crippen, 1976, p. 14)","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1015\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-121.47184684192,35.917862747802]},\"properties\":{\"state\":\"CA\",\"county\":\"Monterey\",\"site_name\":\"Jade Cove\",\"devel\":\"outcrops\",\"latitude\":\"35.9179\",\"longitude\":\"-121.4708\",\"oremin\":\"Tremolite-actinolite is the most common new mineral, usually in finely fibrous bundles dispersed in the cloudy isotropic material.\\\"\\\" (Crippen, 1976, p. 14)\",\"assocmin\":\"nephrite\",\"hostrock\":\"mylonite\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"actinolite\"},{\"role\":\"associated\",\"name\":\"nephrite\"}],\"reference\":[{\"citation\":\"Crippen (1976)\",\"source\":\"ofr20111188\",\"reference\":\"Crippen, R.A., Jr., 1976, Nephrite jade and associated rocks of the Cape San Martin region, Monterey County, California [Reprinted from Special Report 10-A, May 1951], in California jade--A collection of reprints: California Division of Mines and Geology Special Publication 49, p. 7-18.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1015"}},{"type":"Feature","id":"1077","properties":{"rec_id":1077,"site_name":"Great Wanamingo mine (Calmasil Extension, Halloran Spring deposit)","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1077\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-115.84534015855,35.423780460446]},\"properties\":{\"state\":\"CA\",\"county\":\"San Bernardino\",\"site_name\":\"Great Wanamingo mine (Calmasil Extension, Halloran Spring deposit)\",\"latitude\":\"35.4238\",\"longitude\":\"-115.8445\",\"reference\":[{\"citation\":\"Wright and others (1953, p. 203-204)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., Stewart, R.M., Gay, T.E., Jr., and Hazenbush, G.C., 1953, Mines and mineral deposits of San Bernardino County, California: California Journal of Mines and Geology, v. 49, nos. 1 and 2, p. 49-257.\"},{\"citation\":\"Van Gosen and others (2004a)\",\"source\":\"ofr20111188\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Sutley, S.J., and Gent, C.A., 2004a, Using the geologic setting of talc deposits as an indicator of amphibole asbestos content: Environmental Geology, v. 45, no. 7, p. 920-939.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1077"}},{"type":"Feature","id":"1078","properties":{"rec_id":1078,"site_name":"Calmasil mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1078\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-115.80253879547,35.41818087649]},\"properties\":{\"state\":\"CA\",\"county\":\"San Bernardino\",\"site_name\":\"Calmasil mine\",\"latitude\":\"35.4182\",\"longitude\":\"-115.8017\",\"reference\":[{\"citation\":\"Wright and others (1953, p. 202)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., Stewart, R.M., Gay, T.E., Jr., and Hazenbush, G.C., 1953, Mines and mineral deposits of San Bernardino County, California: California Journal of Mines and Geology, v. 49, nos. 1 and 2, p. 49-257.\"},{\"citation\":\"Van Gosen and others (2004a)\",\"source\":\"ofr20111188\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Sutley, S.J., and Gent, C.A., 2004a, Using the geologic setting of talc deposits as an indicator of amphibole asbestos content: Environmental Geology, v. 45, no. 7, p. 920-939.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1078"}},{"type":"Feature","id":"1016","properties":{"rec_id":1016,"site_name":"Eagle Mountains iron-ore district","oremin":"The tremolite and anthophyllite are generally present in fibrous radial masses, single fibrous sheaves an inch or two in length occurring frequently\"\" (Harder, 1912, p. 76)","devel":"historic iron mines","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1016\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-115.53681968395,33.875012621762]},\"properties\":{\"state\":\"CA\",\"county\":\"Riverside\",\"site_name\":\"Eagle Mountains iron-ore district\",\"devel\":\"historic iron mines\",\"latitude\":\"33.875\",\"longitude\":\"-115.536\",\"oremin\":\"The tremolite and anthophyllite are generally present in fibrous radial masses, single fibrous sheaves an inch or two in length occurring frequently\\\"\\\" (Harder, 1912, p. 76)\",\"assocmin\":\"hematite, magnetite, and numerous other minerals--see Harder (1912, p. 73-77)\",\"hostrock\":\"iron-ore deposits replacing dolomite\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"tremolite\"},{\"role\":\"asbestos\",\"name\":\"anthophyllite\"},{\"role\":\"associated\",\"name\":\"hematite\"},{\"role\":\"associated\",\"name\":\"magnetite\"},{\"role\":\"associated\",\"name\":\"and numerous other minerals--see Harder (1912\"},{\"role\":\"associated\",\"name\":\"p. 73-77)\"}],\"reference\":[{\"citation\":\"Harder (1912)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/b503\",\"source\":\"ofr20111188\",\"reference\":\"Harder, E.C., 1912, Iron-ore deposits of the Eagle Mountains, California: U.S. Geological Survey Bulletin 503, 81 p., 13 plates.\"},{\"citation\":\"Hadley (1945)\",\"source\":\"ofr20111188\",\"reference\":\"Hadley, J.B., 1945, Iron-ore deposits in the eastern part of the Eagle Mountains, Riverside County, California: California Division of Mines Bulletin 129, Part A, p. 1-24.\"},{\"citation\":\"Dubois and Brummett (1968)\",\"source\":\"ofr20111188\",\"reference\":\"Dubois, R.L., and Brummett, R.W., 1968, Geology of the Eagle Mountain mine area, in Ridge, J.D., ed., Ore deposits of the United States, 1933-1967, The Graton-Sales volume, v. II: New York, The American Institute of Mining, Metallurgical, and Petroleum Engineers, Inc., p. 1592-1606.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1016"}},{"type":"Feature","id":"1017","properties":{"rec_id":1017,"site_name":"Jensen quarry","oremin":"Amphiboles are scattered throughout this area [of the quarry] as blackish sprays of needles in the course [sic] garnet-epidote rocks and as soft green mats along the pocket zone. Samples from one pocket show a continuous range from masses of course [sic] green actinolite to the delicate variety called amianthus\"\" (DeVito and Ordway, 1984, p. 277)","devel":"rock quarry","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1017\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-117.43048063663,34.022513464726]},\"properties\":{\"state\":\"CA\",\"county\":\"Riverside\",\"site_name\":\"Jensen quarry\",\"devel\":\"rock quarry\",\"latitude\":\"34.0225\",\"longitude\":\"-117.4296\",\"oremin\":\"Amphiboles are scattered throughout this area [of the quarry] as blackish sprays of needles in the course [sic] garnet-epidote rocks and as soft green mats along the pocket zone. Samples from one pocket show a continuous range from masses of course [sic] green actinolite to the delicate variety called amianthus\\\"\\\" (DeVito and Ordway, 1984, p. 277)\",\"assocmin\":\"numerous minerals reported--see Cooney (1956) and DeVito and Ordway (1984)\",\"hostrock\":\"dolomitic marble\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"actinolite\"}],\"reference\":[{\"citation\":\"Cooney (1956)\",\"source\":\"ofr20111188\",\"reference\":\"Cooney, R.L., 1956, The mineralogy of the Jensen and Henshaw quarries near Riverside, California: Los Angeles, Calif., University of California at Los Angeles, M.S. thesis, 59 p.\"},{\"citation\":\"DeVito and Ordway (1984)\",\"source\":\"ofr20111188\",\"reference\":\"DeVito, Fred, and Ordway, Al, Jr., 1984, The Jensen quarry, Riverside County, California: The Mineralogical Record, v. 15, no. 5, p. 273-290.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1017"}},{"type":"Feature","id":"1018","properties":{"rec_id":1018,"site_name":"Mina Numero Uno claim","oremin":"The vugs are commonly lined with albite and silvery gray fibrous amphibole\"\" (Laurs and others, 1997, p. 174)","devel":"boulders and outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1018\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-120.68100473131,36.379957602219]},\"properties\":{\"state\":\"CA\",\"county\":\"San Benito\",\"site_name\":\"Mina Numero Uno claim\",\"devel\":\"boulders and outcrops\",\"latitude\":\"36.38\",\"longitude\":\"-120.68\",\"oremin\":\"The vugs are commonly lined with albite and silvery gray fibrous amphibole\\\"\\\" (Laurs and others, 1997, p. 174)\",\"assocmin\":\"albite, benitoite, neptunite, joaquinite-group minerals\",\"hostrock\":\"blueschist\",\"mineral\":[{\"role\":\"associated\",\"name\":\"albite\"},{\"role\":\"associated\",\"name\":\"benitoite\"},{\"role\":\"associated\",\"name\":\"neptunite\"},{\"role\":\"associated\",\"name\":\"joaquinite-group minerals\"}],\"reference\":[{\"citation\":\"Laurs and others (1997)\",\"source\":\"ofr20111188\",\"reference\":\"Laurs, B.M., Rohtert, W.R., and Gray, Michael, 1997, Benitoite from the New Idria District, San Benito County, California: Gems & Gemology, v. 33, no. 3, p. 166-187.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1018"}},{"type":"Feature","id":"1019","properties":{"rec_id":1019,"site_name":"Cascade Canyon","oremin":"A fibrous, pale blue mineral which optical and chemical examination has shown to be soda tremolite occurs on the cleavage planes of the rock.\"\" (Merriam and Laudermilk, 1936, p. 716)","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1019\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-117.66388858807,34.212006430498]},\"properties\":{\"state\":\"CA\",\"county\":\"San Bernardino\",\"site_name\":\"Cascade Canyon\",\"devel\":\"outcrops\",\"latitude\":\"34.212\",\"longitude\":\"-117.663\",\"oremin\":\"A fibrous, pale blue mineral which optical and chemical examination has shown to be soda tremolite occurs on the cleavage planes of the rock.\\\"\\\" (Merriam and Laudermilk, 1936, p. 716)\",\"assocmin\":\"diopside\",\"hostrock\":\"metamorphic rocks\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"tremolite\"},{\"role\":\"associated\",\"name\":\"diopside\"}],\"reference\":[{\"citation\":\"Merriam and Laudermilk (1936)\",\"onlink\":\"http:\\/\\/www.minsocam.org\\/ammin\\/AM21\\/AM21_715.pdf\",\"source\":\"ofr20111188\",\"reference\":\"Merriam, R.H. and Laudermilk, J.D., 1936, Two diopsides from southern California: American Mineralogist, v. 21, p. 715-718.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1019"}},{"type":"Feature","id":"1020","properties":{"rec_id":1020,"site_name":"Inspiration Point area","oremin":"The rocks of this area, being within the zone of uralitic (?) alteration, are partly to completely altered to the light green fibrous amphibole.\"\" (Creasey, 1946, p. 21-22)","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1020\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-116.56785194462,33.050044989576]},\"properties\":{\"state\":\"CA\",\"county\":\"San Diego\",\"site_name\":\"Inspiration Point area\",\"devel\":\"outcrops\",\"latitude\":\"33.05\",\"longitude\":\"-116.567\",\"oremin\":\"The rocks of this area, being within the zone of uralitic (?) alteration, are partly to completely altered to the light green fibrous amphibole.\\\"\\\" (Creasey, 1946, p. 21-22)\",\"assocmin\":\"olivine, hornblende, hypersthene, feldspar, pyrrhotite\",\"hostrock\":\"altered ultramafic rock\",\"mineral\":[{\"role\":\"associated\",\"name\":\"olivine\"},{\"role\":\"associated\",\"name\":\"hornblende\"},{\"role\":\"associated\",\"name\":\"hypersthene\"},{\"role\":\"associated\",\"name\":\"feldspar\"},{\"role\":\"associated\",\"name\":\"pyrrhotite\"}],\"reference\":[{\"citation\":\"Creasey (1946)\",\"source\":\"ofr20111188\",\"reference\":\"Creasey, S.C., 1946, Geology and nickel mineralization of the Julian-Cuyamaca area, San Diego County, California: California Journal of Mines and Geology, v. 42, no. 1, p. 15-29.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1020"}},{"type":"Feature","id":"1021","properties":{"rec_id":1021,"site_name":"Kalkar quarry","oremin":"A variety of tremolite called mountain leather can be found along fractures in sheared and faulted limestones.\"\" (Gross and others, 1967, p. 8)","devel":"rock quarry","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1021\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-122.04777475401,36.981150227765]},\"properties\":{\"state\":\"CA\",\"county\":\"Santa Cruz\",\"site_name\":\"Kalkar quarry\",\"devel\":\"rock quarry\",\"latitude\":\"36.9812\",\"longitude\":\"-122.0467\",\"oremin\":\"A variety of tremolite called mountain leather can be found along fractures in sheared and faulted limestones.\\\"\\\" (Gross and others, 1967, p. 8)\",\"assocmin\":\"numerous minerals reported--see Gross and others (1967)\",\"hostrock\":\"recrystallized limestone with interbedded calc-silicate rocks\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"tremolite\"}],\"reference\":[{\"citation\":\"Gross and others (1967)\",\"source\":\"ofr20111188\",\"reference\":\"Gross, E.B., Chesterman, C.W., Dunning, Gail, and Cooper, J.F., 1967, Mineralogy of the Kalkar quarry, Santa Cruz, California, in Short contributions to California geology: California Division of Mines and Geology Special Report 92, p. 3-10.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1021"}},{"type":"Feature","id":"1022","properties":{"rec_id":1022,"site_name":"Gabbro body near Pine Flat Road","oremin":"Colorless cummingtonite may occur as fibrous, radiating aggregates\"\" (Leo, 1967, p. 34)","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1022\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-122.14107715918,37.078947965451]},\"properties\":{\"state\":\"CA\",\"county\":\"Santa Cruz\",\"site_name\":\"Gabbro body near Pine Flat Road\",\"devel\":\"outcrops\",\"latitude\":\"37.079\",\"longitude\":\"-122.14\",\"oremin\":\"Colorless cummingtonite may occur as fibrous, radiating aggregates\\\"\\\" (Leo, 1967, p. 34)\",\"assocmin\":\"plagioclase, hornblende, biotite, hypersthene, quartz, ilmenite, apatite, sphene, rutile\",\"hostrock\":\"gabbro\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"cummingtonite\"},{\"role\":\"associated\",\"name\":\"plagioclase\"},{\"role\":\"associated\",\"name\":\"hornblende\"},{\"role\":\"associated\",\"name\":\"biotite\"},{\"role\":\"associated\",\"name\":\"hypersthene\"},{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"ilmenite\"},{\"role\":\"associated\",\"name\":\"apatite\"},{\"role\":\"associated\",\"name\":\"sphene\"},{\"role\":\"associated\",\"name\":\"rutile\"}],\"reference\":[{\"citation\":\"Leo (1967, p. 34, 40)\",\"source\":\"ofr20111188\",\"reference\":\"Leo, G.W., 1967, The plutonic and metamorphic rocks of the Ben Lomond Mountain area, Santa Cruz County, California, in Short contributions to California geology: California Division of Mines and Geology Special Report 91, p. 27-43.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1022"}},{"type":"Feature","id":"1023","properties":{"rec_id":1023,"site_name":"Moccasin area","oremin":"Riebeckite occurs most commonly as irregular bundles of elongate prisms, pseudomorphous after hornblende, and as fine needles in groundmass....In altered phyllitic rocks it forms felted to nematoblastic aggregates, commonly preferentially replacing specific beds or lamellae.\"\" (Albino, 1995, p. 387)","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1023\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-120.35002630378,37.839927687003]},\"properties\":{\"state\":\"CA\",\"county\":\"Tuolumne\",\"site_name\":\"Moccasin area\",\"devel\":\"outcrops\",\"latitude\":\"37.84\",\"longitude\":\"-120.349\",\"oremin\":\"Riebeckite occurs most commonly as irregular bundles of elongate prisms, pseudomorphous after hornblende, and as fine needles in groundmass....In altered phyllitic rocks it forms felted to nematoblastic aggregates, commonly preferentially replacing specific beds or lamellae.\\\"\\\" (Albino, 1995, p. 387)\",\"assocmin\":\"albite\",\"hostrock\":\"altered phyllitic rocks\",\"mineral\":[{\"role\":\"associated\",\"name\":\"albite\"}],\"reference\":[{\"citation\":\"Albino (1995)\",\"onlink\":\"http:\\/\\/minmag.geoscienceworld.org\\/cgi\\/content\\/abstract\\/59\\/3\\/383\",\"source\":\"ofr20111188\",\"reference\":\"Albino, G.V., 1995, Sodium metasomatism along the Melones Fault Zone, Sierra Nevada Foothills, California, USA: Mineralogical Magazine, v. 59, no. 3, p. 383-399.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1023"}},{"type":"Feature","id":"1024","properties":{"rec_id":1024,"site_name":"Bonnie mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1024\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-116.89528111483,36.016252764061]},\"properties\":{\"state\":\"CA\",\"county\":\"Inyo\",\"site_name\":\"Bonnie mine\",\"latitude\":\"36.0163\",\"longitude\":\"-116.8944\",\"reference\":[{\"citation\":\"Wright (1957)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1957, Talc and soapstone, in Wright, L.A., ed., Mineral commodities of California--Geologic occurrence, economic development and utilization of the state's mineral resources: California Division of Mines Bulletin 176, p. 623-634.\"},{\"citation\":\"Wright (1968, p. 36-37)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1968, Talc deposits of the southern Death Valley-Kingston Range region, California: California Division of Mines Special Report 95, 79 p., 4 plates.\"},{\"citation\":\"Evans and others (1976, p. 40, 43, 45)\",\"source\":\"ofr20111188\",\"reference\":\"Evans, J.R., Taylor, G.C., and Rapp, J.S., 1976, Mines and mineral deposits in Death Valley National Monument, California: California Division of Mines and Geology Special Report 125, p. 35-59.\"},{\"citation\":\"Van Gosen and others (2004a, 2004b)\",\"source\":\"ofr20111188\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Sutley, S.J., and Gent, C.A., 2004a, Using the geologic setting of talc deposits as an indicator of amphibole asbestos content: Environmental Geology, v. 45, no. 7, p. 920-939.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1024"}},{"type":"Feature","id":"1025","properties":{"rec_id":1025,"site_name":"Death Valley mine (includes Mammoth workings and Sidewinder claims)","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1025\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-116.91758170711,36.014152476903]},\"properties\":{\"state\":\"CA\",\"county\":\"Inyo\",\"site_name\":\"Death Valley mine (includes Mammoth workings and Sidewinder claims)\",\"latitude\":\"36.0142\",\"longitude\":\"-116.9167\",\"reference\":[{\"citation\":\"Evans and others (1976, p. 45)\",\"source\":\"ofr20111188\",\"reference\":\"Evans, J.R., Taylor, G.C., and Rapp, J.S., 1976, Mines and mineral deposits in Death Valley National Monument, California: California Division of Mines and Geology Special Report 125, p. 35-59.\"},{\"citation\":\"Norman and Stewart (1951, p. 123-124)\",\"source\":\"ofr20111188\",\"reference\":\"Norman, L.A., and Stewart, R.M., 1951, Mines and mineral resources of Inyo County: California Journal of Mines and Geology, v. 47, no. 1, p. 17-223.\"},{\"citation\":\"Van Gosen and others (2004a, 2004b)\",\"source\":\"ofr20111188\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Sutley, S.J., and Gent, C.A., 2004a, Using the geologic setting of talc deposits as an indicator of amphibole asbestos content: Environmental Geology, v. 45, no. 7, p. 920-939.\"},{\"citation\":\"Wright (1957)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1957, Talc and soapstone, in Wright, L.A., ed., Mineral commodities of California--Geologic occurrence, economic development and utilization of the state's mineral resources: California Division of Mines Bulletin 176, p. 623-634.\"},{\"citation\":\"Wright (1968, p. 40-43)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1968, Talc deposits of the southern Death Valley-Kingston Range region, California: California Division of Mines Special Report 95, 79 p., 4 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1025"}},{"type":"Feature","id":"1026","properties":{"rec_id":1026,"site_name":"Timmy deposit","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1026\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-116.89188079197,36.006152909523]},\"properties\":{\"state\":\"CA\",\"county\":\"Inyo\",\"site_name\":\"Timmy deposit\",\"latitude\":\"36.0062\",\"longitude\":\"-116.891\",\"reference\":[{\"citation\":\"Wright (1968, p. 73)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1968, Talc deposits of the southern Death Valley-Kingston Range region, California: California Division of Mines Special Report 95, 79 p., 4 plates.\"},{\"citation\":\"Van Gosen and others (2004a, 2004b)\",\"source\":\"ofr20111188\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Sutley, S.J., and Gent, C.A., 2004a, Using the geologic setting of talc deposits as an indicator of amphibole asbestos content: Environmental Geology, v. 45, no. 7, p. 920-939.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1026"}},{"type":"Feature","id":"1027","properties":{"rec_id":1027,"site_name":"Montgomery (Panamint) mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1027\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-116.94298190807,35.989852506184]},\"properties\":{\"state\":\"CA\",\"county\":\"Inyo\",\"site_name\":\"Montgomery (Panamint) mine\",\"latitude\":\"35.9899\",\"longitude\":\"-116.9421\",\"reference\":[{\"citation\":\"Evans and others (1976, p. 43)\",\"source\":\"ofr20111188\",\"reference\":\"Evans, J.R., Taylor, G.C., and Rapp, J.S., 1976, Mines and mineral deposits in Death Valley National Monument, California: California Division of Mines and Geology Special Report 125, p. 35-59.\"},{\"citation\":\"Norman and Stewart (1951, p. 125-126)\",\"source\":\"ofr20111188\",\"reference\":\"Norman, L.A., and Stewart, R.M., 1951, Mines and mineral resources of Inyo County: California Journal of Mines and Geology, v. 47, no. 1, p. 17-223.\"},{\"citation\":\"Van Gosen and others (2004a, 2004b)\",\"source\":\"ofr20111188\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Sutley, S.J., and Gent, C.A., 2004a, Using the geologic setting of talc deposits as an indicator of amphibole asbestos content: Environmental Geology, v. 45, no. 7, p. 920-939.\"},{\"citation\":\"Wright (1957)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1957, Talc and soapstone, in Wright, L.A., ed., Mineral commodities of California--Geologic occurrence, economic development and utilization of the state's mineral resources: California Division of Mines Bulletin 176, p. 623-634.\"},{\"citation\":\"Wright (1968, p. 60-61)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1968, Talc deposits of the southern Death Valley-Kingston Range region, California: California Division of Mines Special Report 95, 79 p., 4 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1027"}},{"type":"Feature","id":"1028","properties":{"rec_id":1028,"site_name":"Warm Spring-Grantham mines","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1028\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-116.89547989215,35.961353881193]},\"properties\":{\"state\":\"CA\",\"county\":\"Inyo\",\"site_name\":\"Warm Spring-Grantham mines\",\"latitude\":\"35.9614\",\"longitude\":\"-116.8946\",\"reference\":[{\"citation\":\"Wright (1957)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1957, Talc and soapstone, in Wright, L.A., ed., Mineral commodities of California--Geologic occurrence, economic development and utilization of the state's mineral resources: California Division of Mines Bulletin 176, p. 623-634.\"},{\"citation\":\"Wright (1968, p. 48-52)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1968, Talc deposits of the southern Death Valley-Kingston Range region, California: California Division of Mines Special Report 95, 79 p., 4 plates.\"},{\"citation\":\"Norman and Stewart (1951, p. 126-127)\",\"source\":\"ofr20111188\",\"reference\":\"Norman, L.A., and Stewart, R.M., 1951, Mines and mineral resources of Inyo County: California Journal of Mines and Geology, v. 47, no. 1, p. 17-223.\"},{\"citation\":\"Franklin (1965)\",\"source\":\"ofr20111188\",\"reference\":\"Franklin, R.H., 1965, Grantham mines talc operation: Mining Engineering, v. 17, no. 8, p. 49.\"},{\"citation\":\"Papke (1975)\",\"source\":\"ofr20111188\",\"reference\":\"Papke, K.G., 1975, The Grantham talc mine, Inyo County, California, in Papke, K.G., Schilling, J.H., Barker, J.M., Wilson, J.L., and Walters, R.A., eds., Guidebook--Las Vegas to Death Valley and return: Nevada Bureau of Mines and Geology Report 26, p. 36-39. \"},{\"citation\":\"Evans and others (1976, p. 38-43)\",\"source\":\"ofr20111188\",\"reference\":\"Evans, J.R., Taylor, G.C., and Rapp, J.S., 1976, Mines and mineral deposits in Death Valley National Monument, California: California Division of Mines and Geology Special Report 125, p. 35-59.\"},{\"citation\":\"Van Gosen and others (2004a, 2004b, 2004c)\",\"source\":\"ofr20111188\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Sutley, S.J., and Gent, C.A., 2004a, Using the geologic setting of talc deposits as an indicator of amphibole asbestos content: Environmental Geology, v. 45, no. 7, p. 920-939.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1028"}},{"type":"Feature","id":"1029","properties":{"rec_id":1029,"site_name":"Panamint mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1029\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-116.88027921517,35.950854355413]},\"properties\":{\"state\":\"CA\",\"county\":\"Inyo\",\"site_name\":\"Panamint mine\",\"latitude\":\"35.9509\",\"longitude\":\"-116.8794\",\"reference\":[{\"citation\":\"Wright 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1954, Geology of the Silver Lake talc deposits, San Bernardino County, California: California Division of Mines Special Report 38, 30 p., 3 plates.\"},{\"citation\":\"Van Gosen and others (2004a)\",\"source\":\"ofr20111188\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Sutley, S.J., and Gent, C.A., 2004a, Using the geologic setting of talc deposits as an indicator of amphibole asbestos content: Environmental Geology, v. 45, no. 7, p. 920-939.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1070"}},{"type":"Feature","id":"1071","properties":{"rec_id":1071,"site_name":"Number 2 1/2 workings","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1071\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-116.01224552182,35.454778605532]},\"properties\":{\"state\":\"CA\",\"county\":\"San Bernardino\",\"site_name\":\"Number 2 1\\/2 workings\",\"latitude\":\"35.4548\",\"longitude\":\"-116.0114\",\"reference\":[{\"citation\":\"Tucker and Sampson (1943, p. 548-549)\",\"source\":\"ofr20111188\",\"reference\":\"Tucker, W.B., and Sampson, R.J., 1943, Mineral resources of San Bernardino County: California Journal of Mines and Geology, v. 39, no. 4, p. 427-549.\"},{\"citation\":\"Wicks (1930)\",\"source\":\"ofr20111188\",\"reference\":\"Wicks, F.R., 1930, Crystalline talc--Operations in California of the Pacific Coast Talc Company: Engineering and Mining Journal, v. 130, no. 7, p. 319-321.\"},{\"citation\":\"Wright (1950, p. 278-279)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1950, Talc, soapstone, and pyrophyllite, in Mineral commodities of California--Geologic occurrence, economic development, and utilization of the state's mineral resources: California Division of Mines Bulletin 156, p. 276-281.\"},{\"citation\":\"Wright (1954)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1954, Geology of the Silver Lake talc deposits, San Bernardino County, California: California Division of Mines Special Report 38, 30 p., 3 plates.\"},{\"citation\":\"Wright and others (1953, p. 198, 208-209)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., Stewart, R.M., Gay, T.E., Jr., and Hazenbush, G.C., 1953, Mines and mineral deposits of San Bernardino County, California: California Journal of Mines and Geology, v. 49, nos. 1 and 2, p. 49-257.\"},{\"citation\":\"Wright (1954, p. 4, 6, 21-22)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1954, Geology of the Silver Lake talc deposits, San Bernardino County, California: California Division of Mines Special Report 38, 30 p., 3 plates.\"},{\"citation\":\"Van Gosen and others (2004a)\",\"source\":\"ofr20111188\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Sutley, S.J., and Gent, C.A., 2004a, Using the geologic setting of talc deposits as an indicator of amphibole asbestos content: Environmental Geology, v. 45, no. 7, p. 920-939.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1071"}},{"type":"Feature","id":"1072","properties":{"rec_id":1072,"site_name":"Number 2 shaft","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1072\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-116.01554562209,35.454678570849]},\"properties\":{\"state\":\"CA\",\"county\":\"San Bernardino\",\"site_name\":\"Number 2 shaft\",\"latitude\":\"35.4547\",\"longitude\":\"-116.0147\",\"reference\":[{\"citation\":\"Tucker and Sampson (1943, p. 548-549)\",\"source\":\"ofr20111188\",\"reference\":\"Tucker, W.B., and Sampson, R.J., 1943, Mineral resources of San Bernardino County: California Journal of Mines and Geology, v. 39, no. 4, p. 427-549.\"},{\"citation\":\"Wicks (1930)\",\"source\":\"ofr20111188\",\"reference\":\"Wicks, F.R., 1930, Crystalline talc--Operations in California of the Pacific Coast Talc Company: Engineering and Mining Journal, v. 130, no. 7, p. 319-321.\"},{\"citation\":\"Wright (1950, p. 278-279)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1950, Talc, soapstone, and pyrophyllite, in Mineral commodities of California--Geologic occurrence, economic development, and utilization of the state's mineral resources: California Division of Mines Bulletin 156, p. 276-281.\"},{\"citation\":\"Wright (1954)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1954, Geology of the Silver Lake talc deposits, San Bernardino County, California: California Division of Mines Special Report 38, 30 p., 3 plates.\"},{\"citation\":\"Wright and others (1953, p. 198, 208-209)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., Stewart, R.M., Gay, T.E., Jr., and Hazenbush, G.C., 1953, Mines and mineral deposits of San Bernardino County, California: California Journal of Mines and Geology, v. 49, nos. 1 and 2, p. 49-257.\"},{\"citation\":\"Wright (1954, p. 4, 20-21)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1954, Geology of the Silver Lake talc deposits, San Bernardino County, California: California Division of Mines Special Report 38, 30 p., 3 plates.\"},{\"citation\":\"Van Gosen and others (2004a)\",\"source\":\"ofr20111188\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Sutley, S.J., and Gent, C.A., 2004a, Using the geologic setting of talc deposits as an indicator of amphibole asbestos content: Environmental Geology, v. 45, no. 7, p. 920-939.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1072"}},{"type":"Feature","id":"1073","properties":{"rec_id":1073,"site_name":"Number 3 workings","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1073\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-116.0168456505,35.453478578619]},\"properties\":{\"state\":\"CA\",\"county\":\"San Bernardino\",\"site_name\":\"Number 3 workings\",\"latitude\":\"35.4535\",\"longitude\":\"-116.016\",\"reference\":[{\"citation\":\"Tucker and Sampson (1943, p. 548-549)\",\"source\":\"ofr20111188\",\"reference\":\"Tucker, W.B., and Sampson, R.J., 1943, Mineral resources of San Bernardino County: California Journal of Mines and Geology, v. 39, no. 4, p. 427-549.\"},{\"citation\":\"Wicks (1930)\",\"source\":\"ofr20111188\",\"reference\":\"Wicks, F.R., 1930, Crystalline talc--Operations in California of the Pacific Coast Talc Company: Engineering and Mining Journal, v. 130, no. 7, p. 319-321.\"},{\"citation\":\"Wright (1950, p. 278-279)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1950, Talc, soapstone, and pyrophyllite, in Mineral commodities of California--Geologic occurrence, economic development, and utilization of the state's mineral resources: California Division of Mines Bulletin 156, p. 276-281.\"},{\"citation\":\"Wright (1954)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1954, Geology of the Silver Lake talc deposits, San Bernardino County, California: California Division of Mines Special Report 38, 30 p., 3 plates.\"},{\"citation\":\"Wright and others (1953, p. 198, 208-209)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., Stewart, R.M., Gay, T.E., Jr., and Hazenbush, G.C., 1953, Mines and mineral deposits of San Bernardino County, California: California Journal of Mines and Geology, v. 49, nos. 1 and 2, p. 49-257.\"},{\"citation\":\"Wright (1954, p. 4, 21)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1954, Geology of the Silver Lake talc deposits, San Bernardino County, California: California Division of Mines Special Report 38, 30 p., 3 plates.\"},{\"citation\":\"Van Gosen and others (2004a)\",\"source\":\"ofr20111188\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Sutley, S.J., and Gent, C.A., 2004a, Using the geologic setting of talc deposits as an indicator of amphibole asbestos content: Environmental Geology, v. 45, no. 7, p. 920-939.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1073"}},{"type":"Feature","id":"1074","properties":{"rec_id":1074,"site_name":"Yucca mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1074\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-115.92154275102,35.449979419887]},\"properties\":{\"state\":\"CA\",\"county\":\"San Bernardino\",\"site_name\":\"Yucca mine\",\"latitude\":\"35.45\",\"longitude\":\"-115.9207\",\"reference\":[{\"citation\":\"Wright and others (1953, p. 216)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., Stewart, R.M., Gay, T.E., Jr., and Hazenbush, G.C., 1953, Mines and mineral deposits of San Bernardino County, California: California Journal of Mines and Geology, v. 49, nos. 1 and 2, p. 49-257.\"},{\"citation\":\"Van Gosen and others (2004a)\",\"source\":\"ofr20111188\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Sutley, S.J., and Gent, C.A., 2004a, Using the geologic setting of talc deposits as an indicator of amphibole asbestos content: Environmental Geology, v. 45, no. 7, p. 920-939.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1074"}},{"type":"Feature","id":"1075","properties":{"rec_id":1075,"site_name":"Number 4 workings","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1075\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-116.00114513067,35.449778820932]},\"properties\":{\"state\":\"CA\",\"county\":\"San Bernardino\",\"site_name\":\"Number 4 workings\",\"latitude\":\"35.4498\",\"longitude\":\"-116.0003\",\"reference\":[{\"citation\":\"Tucker and Sampson (1943, p. 548-549)\",\"source\":\"ofr20111188\",\"reference\":\"Tucker, W.B., and Sampson, R.J., 1943, Mineral resources of San Bernardino County: California Journal of Mines and Geology, v. 39, no. 4, p. 427-549.\"},{\"citation\":\"Wicks (1930)\",\"source\":\"ofr20111188\",\"reference\":\"Wicks, F.R., 1930, Crystalline talc--Operations in California of the Pacific Coast Talc Company: Engineering and Mining Journal, v. 130, no. 7, p. 319-321.\"},{\"citation\":\"Wright (1950, p. 278-279)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1950, Talc, soapstone, and pyrophyllite, in Mineral commodities of California--Geologic occurrence, economic development, and utilization of the state's mineral resources: California Division of Mines Bulletin 156, p. 276-281.\"},{\"citation\":\"Wright (1954)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1954, Geology of the Silver Lake talc deposits, San Bernardino County, California: California Division of Mines Special Report 38, 30 p., 3 plates.\"},{\"citation\":\"Wright and others (1953, p. 198, 208-209)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., Stewart, R.M., Gay, T.E., Jr., and Hazenbush, G.C., 1953, Mines and mineral deposits of San Bernardino County, California: California Journal of Mines and Geology, v. 49, nos. 1 and 2, p. 49-257.\"},{\"citation\":\"Wright (1954, p. 4-6, p. 22-23)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., 1954, Geology of the Silver Lake talc deposits, San Bernardino County, California: California Division of Mines Special Report 38, 30 p., 3 plates.\"},{\"citation\":\"Van Gosen and others (2004a)\",\"source\":\"ofr20111188\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Sutley, S.J., and Gent, C.A., 2004a, Using the geologic setting of talc deposits as an indicator of amphibole asbestos content: Environmental Geology, v. 45, no. 7, p. 920-939.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1075"}},{"type":"Feature","id":"1076","properties":{"rec_id":1076,"site_name":"Pomona mine (Yucca Grove, Desert Talc and Clay)","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1076\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-115.80813903434,35.423780736766]},\"properties\":{\"state\":\"CA\",\"county\":\"San Bernardino\",\"site_name\":\"Pomona mine (Yucca Grove, Desert Talc and Clay)\",\"latitude\":\"35.4238\",\"longitude\":\"-115.8073\",\"reference\":[{\"citation\":\"Wright and others (1953, p. 216)\",\"source\":\"ofr20111188\",\"reference\":\"Wright, L.A., Stewart, R.M., Gay, T.E., Jr., and Hazenbush, G.C., 1953, Mines and mineral deposits of San Bernardino County, California: California Journal of Mines and Geology, v. 49, nos. 1 and 2, p. 49-257.\"},{\"citation\":\"Van Gosen and others (2004a)\",\"source\":\"ofr20111188\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Sutley, S.J., and Gent, C.A., 2004a, Using the geologic setting of talc deposits as an indicator of amphibole asbestos content: Environmental Geology, v. 45, no. 7, p. 920-939.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1076"}},{"type":"Feature","id":"1079","properties":{"rec_id":1079,"site_name":"Boggs mine","oremin":"veinlike masses of white coarse quartz, surrounded by rims of garnet, epidote, and a fine felted radiating amphibole\"\" Lindgren (1926, p. 140)","devel":"former gold-silver-copper-zinc mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1079\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-112.25871854909,34.452026426602]},\"properties\":{\"state\":\"AZ\",\"county\":\"Yavapai\",\"site_name\":\"Boggs mine\",\"devel\":\"former gold-silver-copper-zinc mine\",\"latitude\":\"34.452\",\"longitude\":\"-112.258\",\"oremin\":\"veinlike masses of white coarse quartz, surrounded by rims of garnet, epidote, and a fine felted radiating amphibole\\\"\\\" Lindgren (1926, p. 140)\",\"assocmin\":\"quartz, garnet, epidote, sphalerite, arsenopyrite, calcite, bournonite\",\"hostrock\":\"schist\",\"mineral\":[{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"garnet\"},{\"role\":\"associated\",\"name\":\"epidote\"},{\"role\":\"associated\",\"name\":\"sphalerite\"},{\"role\":\"associated\",\"name\":\"arsenopyrite\"},{\"role\":\"associated\",\"name\":\"calcite\"},{\"role\":\"associated\",\"name\":\"bournonite\"}],\"reference\":[{\"citation\":\"Lindgren (1926, p. 139-140)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/b782\",\"source\":\"ofr20081095\",\"reference\":\"Lindgren, Waldemar, 1926, Ore deposits of the Jerome and Bradshaw Mountains quadrangles, Arizona: U.S. Geological Survey Bulletin 782, 192 p., 23 plates.\"},{\"citation\":\"Galbraith (1947, p. 82)\",\"source\":\"ofr20081095\",\"reference\":\"Galbraith, F.W., 1947, Minerals of Arizona: Arizona Bureau of Mines Bulletin No. 153, 101 p.\"},{\"citation\":\"Anderson and Blacet (1972, p. 73-74)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/b1336\",\"source\":\"ofr20081095\",\"reference\":\"Anderson, C.A., and Blacet, P.M., 1972, Precambrian geology of the northern Bradshaw Mountains, Yavapai County, Arizona: U.S. Geological Survey Bulletin 1336, 82 p., 2 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1079"}},{"type":"Feature","id":"1080","properties":{"rec_id":1080,"site_name":"Old Dominion mine","oremin":"Actinolite \"\"as mountain leather along bedding planes of Mescal limestone\"\" (Galbraith, 1947, p. 82)","devel":"former copper mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1080\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-110.79086541382,33.414755067964]},\"properties\":{\"state\":\"AZ\",\"county\":\"Gila\",\"site_name\":\"Old Dominion mine\",\"devel\":\"former copper mine\",\"latitude\":\"33.4147\",\"longitude\":\"-110.7902\",\"oremin\":\"Actinolite \\\"\\\"as mountain leather along bedding planes of Mescal limestone\\\"\\\" (Galbraith, 1947, p. 82)\",\"assocmin\":\"numerous minerals reported--see Peterson (1962)\",\"hostrock\":\"magnesian limestone\",\"reference\":[{\"citation\":\"Ransome (1903, p. 134-148)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/pp12\",\"source\":\"ofr20081095\",\"reference\":\"Ransome, F.L., 1903, Geology of the Globe copper district, Arizona: U.S. Geological Survey Professional Paper 12, 168 p.\"},{\"citation\":\"Galbraith (1947, p. 82)\",\"source\":\"ofr20081095\",\"reference\":\"Galbraith, F.W., 1947, Minerals of Arizona: Arizona Bureau of Mines Bulletin No. 153, 101 p.\"},{\"citation\":\"Peterson (1962, p. 116-118)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/pp342\",\"source\":\"ofr20081095\",\"reference\":\"Peterson, N.P., 1962, Geology and ore deposits of the Globe-Miami district, Arizona: U.S. Geological Survey Professional Paper 342, 151 p., 8 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1080"}},{"type":"Feature","id":"1081","properties":{"rec_id":1081,"site_name":"Morenci district","oremin":"A fibrous green amphibole replaces chlorite\"\" (Moolick and Durek, 1966, p. 228)","devel":"copper mines","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1081\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-109.36662955963,33.099062333678]},\"properties\":{\"state\":\"AZ\",\"county\":\"Greenlee\",\"site_name\":\"Morenci district\",\"devel\":\"copper mines\",\"latitude\":\"33.099\",\"longitude\":\"-109.366\",\"oremin\":\"A fibrous green amphibole replaces chlorite\\\"\\\" (Moolick and Durek, 1966, p. 228)\",\"assocmin\":\"chlorite, epidote, pyrite\",\"hostrock\":\"hornfels (contact-metamorphosed shale)\",\"mineral\":[{\"role\":\"associated\",\"name\":\"chlorite\"},{\"role\":\"associated\",\"name\":\"epidote\"},{\"role\":\"associated\",\"name\":\"pyrite\"}],\"reference\":[{\"citation\":\"Moolick and Durek (1966)\",\"source\":\"ofr20081095\",\"reference\":\"Moolick, R.T., and Durek, J.J., 1966, The Morenci district, in Titley, S.R., and Hicks, C.L., eds., Geology of the porphyry copper deposits--Southwestern North America: Tucson, Ariz., The University of Arizona Press, p. 221-231.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1081"}},{"type":"Feature","id":"1082","properties":{"rec_id":1082,"site_name":"occurrence on Ash Peak","oremin":"Actinolite \"\"as mountain leather, Ash Peak\"\" (Goldbraith, 1947, p. 82)","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1082\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-109.26262203239,32.752068204816]},\"properties\":{\"state\":\"AZ\",\"county\":\"Graham\",\"site_name\":\"occurrence on Ash Peak\",\"devel\":\"outcrops\",\"latitude\":\"32.752\",\"longitude\":\"-109.262\",\"oremin\":\"Actinolite \\\"\\\"as mountain leather, Ash Peak\\\"\\\" (Goldbraith, 1947, p. 82)\",\"assocmin\":\"not reported\",\"hostrock\":\"not reported\",\"reference\":[{\"citation\":\"Galbraith (1947, p. 82)\",\"source\":\"ofr20081095\",\"reference\":\"Galbraith, F.W., 1947, Minerals of Arizona: Arizona Bureau of Mines Bulletin No. 153, 101 p.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1082"}},{"type":"Feature","id":"1083","properties":{"rec_id":1083,"site_name":"Toughnut mine","oremin":"Tremolite occurs as long, fibrous masses that replace Blue limestone in the fourth level of the Toughnut Mine\"\" (Butler and others, 1938, p. 60).","devel":"former lead-silver-zinc-copper-gold mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1083\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-110.06773205293,31.707090673274]},\"properties\":{\"state\":\"AZ\",\"county\":\"Cochise\",\"site_name\":\"Toughnut mine\",\"devel\":\"former lead-silver-zinc-copper-gold mine\",\"latitude\":\"31.707\",\"longitude\":\"-110.0671\",\"oremin\":\"Tremolite occurs as long, fibrous masses that replace Blue limestone in the fourth level of the Toughnut Mine\\\"\\\" (Butler and others, 1938, p. 60).\",\"assocmin\":\"numerous minerals reported--see Butler and others (1938)\",\"hostrock\":\"limestone\",\"reference\":[{\"citation\":\"Butler and others (1938, p. 60)\",\"source\":\"ofr20081095\",\"reference\":\"Butler, B.S., Wilson, E.D., and Rasor, C.A., 1938, Geology and ore deposits of the Tombstone district, Arizona: Arizona Bureau of Mines Bulletin No. 143, 114 p., 26 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1083"}},{"type":"Feature","id":"1084","properties":{"rec_id":1084,"site_name":"Goldstrike mine","oremin":"Actinolite \"\"as medium green, acicular to fibrous crystals to 1.5 cm\"\" (Castor and Ferdock, 2004, p. 128). Tremolite \"\"reported as byssolite in dark-green, filiform to needlelike crystals\"\" (Castor and Ferdock, 2004, p. 440).","devel":"gold mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1084\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-116.36532182285,40.97071073558]},\"properties\":{\"state\":\"NV\",\"county\":\"Eureka\",\"site_name\":\"Goldstrike mine\",\"devel\":\"gold mine\",\"latitude\":\"40.9708\",\"longitude\":\"-116.3644\",\"oremin\":\"Actinolite \\\"\\\"as medium green, acicular to fibrous crystals to 1.5 cm\\\"\\\" (Castor and Ferdock, 2004, p. 128). Tremolite \\\"\\\"reported as byssolite in dark-green, filiform to needlelike crystals\\\"\\\" (Castor and Ferdock, 2004, p. 440).\",\"assocmin\":\"plagioclase, pyroxene, hornblende, biotite, potassium feldspar, quartz, calcite, pyrite, apatite, magnetite, sphene, chlorite\",\"hostrock\":\"diorite, skarn\",\"mineral\":[{\"role\":\"associated\",\"name\":\"plagioclase\"},{\"role\":\"associated\",\"name\":\"pyroxene\"},{\"role\":\"associated\",\"name\":\"hornblende\"},{\"role\":\"associated\",\"name\":\"biotite\"},{\"role\":\"associated\",\"name\":\"potassium feldspar\"},{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"calcite\"},{\"role\":\"associated\",\"name\":\"pyrite\"},{\"role\":\"associated\",\"name\":\"apatite\"},{\"role\":\"associated\",\"name\":\"magnetite\"},{\"role\":\"associated\",\"name\":\"sphene\"},{\"role\":\"associated\",\"name\":\"chlorite\"}],\"reference\":[{\"citation\":\"Evans (1974)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/gq1116\",\"source\":\"ofr20081095\",\"reference\":\"Evans, J.G., 1974, Geologic map of the Rodeo Creek NE quadrangle, Eureka County, Nevada: U.S. Geological Survey Geologic Quadrangle Map GQ-1116, scale 1:24,000, 1 sheet.\"},{\"citation\":\"Anonymous (1989)\",\"source\":\"ofr20081095\",\"reference\":\"Anonymous, 1989, Goldstrike mine: Mining Magazine, v. 161, October 1989, p. 269-272.\"},{\"citation\":\"Smith and Sharon (1994)\",\"source\":\"ofr20081095\",\"reference\":\"Smith, M.R., and Sharon, R.P., 1994, Engineering geology of Barrick Goldstrike Mines' Betze pit: Mining Engineering, v. 46, no. 1, p. 29-33.\"},{\"citation\":\"Castor and Ferdock (2004, p. 128, 440)\",\"source\":\"ofr20081095\",\"reference\":\"Castor, S.B., and Ferdock, G.C., 2004, Minerals of Nevada: Nevada Bureau of Mines and Geology Special Publication 31, 512 p., 1 plate.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1084"}},{"type":"Feature","id":"1085","properties":{"rec_id":1085,"site_name":"Gold Run district","oremin":"Actinolite \"\"reported as uralite in gray fibrous masses to 1 cm\"\" (Castor and Ferdock, 2004, p. 128)","devel":"gold prospects","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1085\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-117.50425527013,40.790604477071]},\"properties\":{\"state\":\"NV\",\"county\":\"Humboldt\",\"site_name\":\"Gold Run district\",\"devel\":\"gold prospects\",\"latitude\":\"40.7907\",\"longitude\":\"-117.5033\",\"oremin\":\"Actinolite \\\"\\\"reported as uralite in gray fibrous masses to 1 cm\\\"\\\" (Castor and Ferdock, 2004, p. 128)\",\"assocmin\":\"garnet, quartz, hematite\",\"hostrock\":\"skarn\",\"mineral\":[{\"role\":\"associated\",\"name\":\"garnet\"},{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"hematite\"}],\"reference\":[{\"citation\":\"Castor and Ferdock (2004, p. 128)\",\"source\":\"ofr20081095\",\"reference\":\"Castor, S.B., and Ferdock, G.C., 2004, Minerals of Nevada: Nevada Bureau of Mines and Geology Special Publication 31, 512 p., 1 plate.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1085"}},{"type":"Feature","id":"1086","properties":{"rec_id":1086,"site_name":"Bare Mountain district","oremin":"Tremolite \"\"in fibrous, radiating masses to 5 cm\"\" (Castor and Ferdock, 2004, p. 440).","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1086\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-116.77089015172,36.749948846178]},\"properties\":{\"state\":\"NV\",\"county\":\"Nye\",\"site_name\":\"Bare Mountain district\",\"devel\":\"outcrops\",\"latitude\":\"36.75\",\"longitude\":\"-116.77\",\"oremin\":\"Tremolite \\\"\\\"in fibrous, radiating masses to 5 cm\\\"\\\" (Castor and Ferdock, 2004, p. 440).\",\"assocmin\":\"not reported\",\"hostrock\":\"metamorphosed Paleozoic carbonate\",\"reference\":[{\"citation\":\"Castor and Ferdock (2004, p. 440)\",\"source\":\"ofr20081095\",\"reference\":\"Castor, S.B., and Ferdock, G.C., 2004, Minerals of Nevada: Nevada Bureau of Mines and Geology Special Publication 31, 512 p., 1 plate.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1086"}},{"type":"Feature","id":"1087","properties":{"rec_id":1087,"site_name":"Rico mining district","oremin":"Tremolite occurs as disseminated silky white fibers or tufts of fibers in metamorphosed Leadville and lower Hermosa limestones\"\". Actinolite: \"\"The fibers and needles in which it crystallizes are gray green and are commonly radiating\"\" (McKnight, 1974, p. 68).","devel":"former Pb-Zn-Cu-Ag-Au-mining district","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1087\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-108.01732740734,37.699295161689]},\"properties\":{\"state\":\"CO\",\"county\":\"Dolores\",\"site_name\":\"Rico mining district\",\"devel\":\"former Pb-Zn-Cu-Ag-Au-mining district\",\"latitude\":\"37.6993\",\"longitude\":\"-108.0167\",\"oremin\":\"Tremolite occurs as disseminated silky white fibers or tufts of fibers in metamorphosed Leadville and lower Hermosa limestones\\\"\\\". Actinolite: \\\"\\\"The fibers and needles in which it crystallizes are gray green and are commonly radiating\\\"\\\" (McKnight, 1974, p. 68).\",\"assocmin\":\"other metamorphic minerals\\\"\\\" (McKnight, 1974, p. 68)\",\"hostrock\":\"contact metamorphosed limestone\",\"mineral\":[{\"role\":\"associated\",\"name\":\"other metamorphic minerals\\\"\\\" (McKnight\"},{\"role\":\"associated\",\"name\":\"1974\"},{\"role\":\"associated\",\"name\":\"p. 68)\"}],\"reference\":[{\"citation\":\"McKnight (1974, p. 68)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/pp723\",\"source\":\"ofr20071182\",\"reference\":\"McKnight, E.T., 1974, Geology and ore deposits of the Rico district, Colorado: U.S. Geological Survey Professional Paper 723, 100 p., 3 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1087"}},{"type":"Feature","id":"1088","properties":{"rec_id":1088,"site_name":"Iron Hill carbonatite complex","oremin":"Fibrous blue magnesio-arfvedsonite and richterite are found in the groundmass, often occurring as large mats\"\" (Lowers, 2005, p. 23)","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1088\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-107.0510047445,38.248894409053]},\"properties\":{\"state\":\"CO\",\"county\":\"Gunnison\",\"site_name\":\"Iron Hill carbonatite complex\",\"devel\":\"outcrops\",\"latitude\":\"38.2489\",\"longitude\":\"-107.0504\",\"oremin\":\"Fibrous blue magnesio-arfvedsonite and richterite are found in the groundmass, often occurring as large mats\\\"\\\" (Lowers, 2005, p. 23)\",\"assocmin\":\"calcite, dolomite, apatite, biotite, iron-titanium oxides, barite, pyroxene, pyrite\",\"hostrock\":\"mixed zone along carbonatite-pyroxenite contact\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"richterite\"},{\"role\":\"associated\",\"name\":\"calcite\"},{\"role\":\"associated\",\"name\":\"dolomite\"},{\"role\":\"associated\",\"name\":\"apatite\"},{\"role\":\"associated\",\"name\":\"biotite\"},{\"role\":\"associated\",\"name\":\"iron-titanium oxides\"},{\"role\":\"associated\",\"name\":\"barite\"},{\"role\":\"associated\",\"name\":\"pyroxene\"},{\"role\":\"associated\",\"name\":\"pyrite\"}],\"reference\":[{\"citation\":\"Olson and Wallace (1956)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/b1027O\",\"source\":\"ofr20071182\",\"reference\":\"Olson, J.C., and Wallace, S.R., 1956, Thorium and rare-earth minerals in the Powderhorn district, Gunnison County, Colorado: U.S. Geological Survey Bulletin 1027-O, 28 p., 2 plates.\"},{\"citation\":\"Temple and Grogan (1965)\",\"onlink\":\"http:\\/\\/econgeol.geoscienceworld.org\\/cgi\\/reprint\\/60\\/4\\/672\",\"source\":\"ofr20071182\",\"reference\":\"Temple, A.K., and Grogan, R.M., 1965, Carbonatite and related alkalic rocks at Powderhorn, Colorado: Economic Geology, v. 60, no. 4, p. 672-692.\"},{\"citation\":\"Nash (1972)\",\"onlink\":\"http:\\/\\/gsabulletin.gsapubs.org\\/content\\/83\\/5\\/1361.full.pdf+html\",\"source\":\"ofr20071182\",\"reference\":\"Nash, W.P., 1972, Mineralogy and petrology of the Iron Hill carbonatite complex, Colorado: Geological Society of America Bulletin, v. 83, no. 5, p. 1361-1382.\"},{\"citation\":\"Olson (1974)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/gq1177\",\"source\":\"ofr20071182\",\"reference\":\"Olson, J.C., 1974, Geologic map of the Rudolph Hill quadrangle, Gunnison, Hinsdale, and Saguache Counties, Colorado: U.S. Geological Survey Geologic Quadrangle Map GQ-1177, scale 1:24,000.\"},{\"citation\":\"Hedlund and Olson (1975)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/gq1178\",\"source\":\"ofr20071182\",\"reference\":\"Hedlund, D.C., and Olson, J.C., 1975, Geologic map of the Powderhorn quadrangle, Gunnison and Saguache Counties, Colorado: U.S. Geological Survey Geologic Quadrangle Map GQ-1178, scale 1:24,000.\"},{\"citation\":\"Armbrustmacher (1980)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/pp1049B\",\"source\":\"ofr20071182\",\"reference\":\"Armbrustmacher, T.J., 1980, Abundance and distribution of thorium in the carbonatite stock at Iron Hill, Powderhorn district, Gunnison County, Colorado: U.S. Geological Survey Professional Paper 1049-B, 11 p.\"},{\"citation\":\"Olson and Hedlund (1981)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/pp1049C\",\"source\":\"ofr20071182\",\"reference\":\"Olson, J.C., and Hedlund, D.C., 1981, Alkalic rocks and resources of thorium and associated elements in the Powderhorn district, Gunnison County, Colorado: U.S. Geological Survey Professional Paper 1049-C, 34 p.\"},{\"citation\":\"White-Pinilla (1996)\",\"source\":\"ofr20071182\",\"reference\":\"White-Pinilla, K.C., 1996, Characterization of fenitizing fluids and processes involved in fenitization at the Iron Hill carbonatite complex, Gunnison County, Colorado: Golden, Colo., Colorado School of Mines, M.S. thesis, 170 p.\"},{\"citation\":\"Cappa (1998)\",\"source\":\"ofr20071182\",\"reference\":\"Cappa, J.A., 1998, Iron Hill alkalic complex, Powderhorn district (Chapter 7), in Cappa, J.A., Alkalic igneous rocks of Colorado and their associated ore deposits: Colorado Geological Survey Resource Series 35, p. 61-68.\"},{\"citation\":\"Shaver and Lunceford (1998)\",\"source\":\"ofr20071182\",\"reference\":\"Shaver, K.C., and Lunceford, R.A., 1998, White Earth Project, Colorado--The largest titanium resource in the United States: Canadian Industrial Minerals Bulletin, v. 91, p. 63-65.\"},{\"citation\":\"Lowers (2005)\",\"source\":\"ofr20071182\",\"reference\":\"Lowers, H.A., 2005, Origin of fibrous amphiboles in the Iron Hill carbonatite complex, Gunnison County, Colorado: Golden, Colo., Colorado School of Mines, M.S. thesis, 159 p.\"},{\"citation\":\"Van Gosen and others (2005)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/b2192\",\"source\":\"ofr20071182\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Bush, A.L., Meeker, G.P., Plumlee, G.S., Brownfield, I.K., and Sutley, S.J., 2005, Reconnaissance study of the geology of U.S. vermiculite deposits--Are asbestos minerals common constituents?: U.S. Geological Survey Bulletin 2192, 8 p.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1088"}},{"type":"Feature","id":"1089","properties":{"rec_id":1089,"site_name":"Calumet iron mine","oremin":"Near the contact fibrous tremolite and especially coarse poikilitic augite crystals are conspicuous\"\" (Behre and others, 1936, p. 798).","devel":"former iron mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1089\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-105.94806663621,38.637396390734]},\"properties\":{\"state\":\"CO\",\"county\":\"Chaffee\",\"site_name\":\"Calumet iron mine\",\"devel\":\"former iron mine\",\"latitude\":\"38.6374\",\"longitude\":\"-105.9475\",\"oremin\":\"Near the contact fibrous tremolite and especially coarse poikilitic augite crystals are conspicuous\\\"\\\" (Behre and others, 1936, p. 798).\",\"assocmin\":\"diopside, epidote, garnet, biotite, wernerite, actinolite, magnetite, hematite, pyrite, chalcopyrite\",\"hostrock\":\"contact metamorphosed limestone\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"tremolite\"},{\"role\":\"associated\",\"name\":\"diopside\"},{\"role\":\"associated\",\"name\":\"epidote\"},{\"role\":\"associated\",\"name\":\"garnet\"},{\"role\":\"associated\",\"name\":\"biotite\"},{\"role\":\"associated\",\"name\":\"wernerite\"},{\"role\":\"associated\",\"name\":\"actinolite\"},{\"role\":\"associated\",\"name\":\"magnetite\"},{\"role\":\"associated\",\"name\":\"hematite\"},{\"role\":\"associated\",\"name\":\"pyrite\"},{\"role\":\"associated\",\"name\":\"chalcopyrite\"}],\"reference\":[{\"citation\":\"Behre and others (1936)\",\"onlink\":\"http:\\/\\/econgeol.geoscienceworld.org\\/cgi\\/reprint\\/31\\/8\\/781\",\"source\":\"ofr20071182\",\"reference\":\"Behre, C.H., Jr., Osborn, E.F., and Rainwater, E.H., 1936, Contact ore deposition at the Calumet iron mine, Colorado: Economic Geology, v. 31, no. 8, p. 781-804.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1089"}},{"type":"Feature","id":"1090","properties":{"rec_id":1090,"site_name":"Creswell mine","oremin":"Fibrous green to blue-green masses of edenite have been identified associated with diopside, tremolite, and piemontite\"\" (Eckel, 1997, p. 188). \"\"White to very pale green fibrous masses of tremolite occur with edenite, diopside, and other calc-silicates\"\" (Eckel, 1997, p. 497).","devel":"historic shallow adits","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1090\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-105.36704879123,39.69488795672]},\"properties\":{\"state\":\"CO\",\"county\":\"Jefferson\",\"site_name\":\"Creswell mine\",\"devel\":\"historic shallow adits\",\"latitude\":\"39.6949\",\"longitude\":\"-105.3665\",\"oremin\":\"Fibrous green to blue-green masses of edenite have been identified associated with diopside, tremolite, and piemontite\\\"\\\" (Eckel, 1997, p. 188). \\\"\\\"White to very pale green fibrous masses of tremolite occur with edenite, diopside, and other calc-silicates\\\"\\\" (Eckel, 1997, p. 497).\",\"assocmin\":\"diopside, piemontite, \\\"\\\"other calc-silicates\\\"\\\" (Eckel, 1997, p. 497)\",\"hostrock\":\"not reported\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"tremolite\"},{\"role\":\"associated\",\"name\":\"diopside\"},{\"role\":\"associated\",\"name\":\"piemontite\"},{\"role\":\"associated\",\"name\":\"other calc-silicates\\\"\\\" (Eckel\"},{\"role\":\"associated\",\"name\":\"1997\"},{\"role\":\"associated\",\"name\":\"p. 497)\"}],\"reference\":[{\"citation\":\"Eckel (1997, p. 188, 497)\",\"source\":\"ofr20071182\",\"reference\":\"Eckel, E.B., 1997, Minerals of Colorado: Golden, Colo., Fulcrum Publishing, 665 p.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1090"}},{"type":"Feature","id":"1091","properties":{"rec_id":1091,"site_name":"Copper King uranium mine","oremin":"The anthophyllite typically occurs as sheaves of curved fibers, oriented at random, as much as an inch long and averaging about half an inch in length\"\" (Sims and others, 1958, p. 182).","devel":"former uranium mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1091\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-105.49554756087,40.850982971075]},\"properties\":{\"state\":\"CO\",\"county\":\"Larimer\",\"site_name\":\"Copper King uranium mine\",\"devel\":\"former uranium mine\",\"latitude\":\"40.851\",\"longitude\":\"-105.495\",\"oremin\":\"The anthophyllite typically occurs as sheaves of curved fibers, oriented at random, as much as an inch long and averaging about half an inch in length\\\"\\\" (Sims and others, 1958, p. 182).\",\"assocmin\":\"cummingtonite, phlogopite, apatite, quartz, calcite, sulfides, magnetite\",\"hostrock\":\"anthophyllite skarn\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"anthophyllite\"},{\"role\":\"associated\",\"name\":\"cummingtonite\"},{\"role\":\"associated\",\"name\":\"phlogopite\"},{\"role\":\"associated\",\"name\":\"apatite\"},{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"calcite\"},{\"role\":\"associated\",\"name\":\"sulfides\"},{\"role\":\"associated\",\"name\":\"magnetite\"}],\"reference\":[{\"citation\":\"Sims and others (1958, p. 180-183)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/b1032D\",\"source\":\"ofr20071182\",\"reference\":\"Sims, P.K., Phair, George, and Moench, R.H., 1958, Geology of the Copper King uranium mine, Larimer County, Colorado: U.S. Geological Survey Bulletin 1032-D, 220 p., 3 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1091"}},{"type":"Feature","id":"1092","properties":{"rec_id":1092,"site_name":"Gold Hill stock","oremin":"A [vermiculite] deposit in the Gold Hill district in Latah County, Idaho, contains abundant fibers of actinolite on the surface of vermiculite grains.\"\" (Van Gosen and others, 2005, p. 4)","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1092\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-116.74959439832,46.966697076681]},\"properties\":{\"state\":\"ID\",\"county\":\"Latah\",\"site_name\":\"Gold Hill stock\",\"devel\":\"outcrops\",\"latitude\":\"46.9668\",\"longitude\":\"-116.7486\",\"oremin\":\"A [vermiculite] deposit in the Gold Hill district in Latah County, Idaho, contains abundant fibers of actinolite on the surface of vermiculite grains.\\\"\\\" (Van Gosen and others, 2005, p. 4)\",\"assocmin\":\"augite, biotite, vermiculite, feldspar, magnetite, sphene, pyrite, chalcopyrite\",\"hostrock\":\"syenite stock and dikes\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"actinolite\"},{\"role\":\"associated\",\"name\":\"augite\"},{\"role\":\"associated\",\"name\":\"biotite\"},{\"role\":\"associated\",\"name\":\"vermiculite\"},{\"role\":\"associated\",\"name\":\"feldspar\"},{\"role\":\"associated\",\"name\":\"magnetite\"},{\"role\":\"associated\",\"name\":\"sphene\"},{\"role\":\"associated\",\"name\":\"pyrite\"},{\"role\":\"associated\",\"name\":\"chalcopyrite\"}],\"reference\":[{\"citation\":\"Tullis (1944, p. 150-153)\",\"onlink\":\"http:\\/\\/gsabulletin.gsapubs.org\\/content\\/55\\/2.toc\",\"source\":\"ofr20071182\",\"reference\":\"Tullis, E.L., 1944, Contributions to the geology of Latah County, Idaho: Geological Society of America Bulletin, v. 55, p. 131-164.\"},{\"citation\":\"Van Gosen and others (2005, p. 4-5)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/b2192\",\"source\":\"ofr20071182\",\"reference\":\"Van Gosen, B.S., Lowers, H.A., Bush, A.L., Meeker, G.P., Plumlee, G.S., Brownfield, I.K., and Sutley, S.J., 2005, Reconnaissance study of the geology of U.S. vermiculite deposits--Are asbestos minerals common constituents?: U.S. Geological Survey Bulletin 2192, 8 p.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1092"}},{"type":"Feature","id":"1093","properties":{"rec_id":1093,"site_name":"Ravalli County carbonatites","oremin":"light green actinolite forms clusters of fibers, usually in radiating groups\"\" (Heinrich and Levinson, 1961, p. 1437)","devel":"former niobium prospects","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1093\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-114.3174189109,45.519316602533]},\"properties\":{\"state\":\"MT\",\"county\":\"Ravalli\",\"site_name\":\"Ravalli County carbonatites\",\"devel\":\"former niobium prospects\",\"latitude\":\"45.5194\",\"longitude\":\"-114.3165\",\"oremin\":\"light green actinolite forms clusters of fibers, usually in radiating groups\\\"\\\" (Heinrich and Levinson, 1961, p. 1437)\",\"assocmin\":\"numerous minerals reported--see Crowley (1960) and Heinrich and Levinson (1961)\",\"hostrock\":\"carbonatite\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"actinolite\"}],\"reference\":[{\"citation\":\"Crowley (1960)\",\"source\":\"ofr20071182\",\"reference\":\"Crowley, F.A., 1960, Columbium-rare-earth deposits, southern Ravalli County, Montana: Montana Bureau of Mines and Geology Bulletin 18, 47 p.\"},{\"citation\":\"Heinrich and Levinson (1961)\",\"onlink\":\"http:\\/\\/www.minsocam.org\\/ammin\\/AM46\\/AM46_1424.pdf\",\"source\":\"ofr20071182\",\"reference\":\"Heinrich, E.W., and Levinson, A.A., 1961, Carbonatic niobium-rare earth deposits, Ravalli County, Montana: American Mineralogist, v. 46, nos. 11-12, p. 1424-1447.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1093"}},{"type":"Feature","id":"1094","properties":{"rec_id":1094,"site_name":"Copper Dick mine","oremin":"Fibrous actinolite\"\" (V.T. McLemore, New Mexico Bureau of Mines and Geology, written communication, 2007)","devel":"former gold mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1094\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-108.46120132863,31.856695147354]},\"properties\":{\"state\":\"NM\",\"county\":\"Hidalgo\",\"site_name\":\"Copper Dick mine\",\"devel\":\"former gold mine\",\"latitude\":\"31.8566\",\"longitude\":\"-108.4606\",\"oremin\":\"Fibrous actinolite\\\"\\\" (V.T. McLemore, New Mexico Bureau of Mines and Geology, written communication, 2007)\",\"assocmin\":\"chalcopyrite, unknown Ag- and Au-bearing minerals, galena, garnet, epidote, chlorite, albite, calcite, quartz\",\"hostrock\":\"skarn\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"actinolite\"},{\"role\":\"associated\",\"name\":\"chalcopyrite\"},{\"role\":\"associated\",\"name\":\"unknown Ag- and Au-bearing minerals\"},{\"role\":\"associated\",\"name\":\"galena\"},{\"role\":\"associated\",\"name\":\"garnet\"},{\"role\":\"associated\",\"name\":\"epidote\"},{\"role\":\"associated\",\"name\":\"chlorite\"},{\"role\":\"associated\",\"name\":\"albite\"},{\"role\":\"associated\",\"name\":\"calcite\"},{\"role\":\"associated\",\"name\":\"quartz\"}],\"reference\":[{\"citation\":\"McLemore and others (1996, p. 142-144 )\",\"source\":\"ofr20071182\",\"reference\":\"McLemore, V.T., Sutphin, D.M., Hack, D.R., and Pease, T.C., 1996, Mining history and mineral resources of the Mimbres Resource Area, Dona, Ana, Luna, Hidalgo, and Grant Counties, New Mexico: New Mexico Bureau of Mines and Mineral Resources Open-File Report OF-424, 251 p.\"},{\"reference\":\"V.T. McLemore, New Mexico Bureau of Mines and Geology, written communication, 2007\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1094"}},{"type":"Feature","id":"1095","properties":{"rec_id":1095,"site_name":"Victorio mining district","oremin":"Fibrous actinolite\"\" (V.T. McLemore, New Mexico Bureau of Mines and Geology, written communication, 2007)","devel":"drill core","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1095\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-108.10609432668,32.185588627525]},\"properties\":{\"state\":\"NM\",\"county\":\"Luna\",\"site_name\":\"Victorio mining district\",\"devel\":\"drill core\",\"latitude\":\"32.1855\",\"longitude\":\"-108.1055\",\"oremin\":\"Fibrous actinolite\\\"\\\" (V.T. McLemore, New Mexico Bureau of Mines and Geology, written communication, 2007)\",\"assocmin\":\"numerous minerals reported--see Dunbar and McLemore (2000)\",\"hostrock\":\"skarn\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"actinolite\"}],\"reference\":[{\"citation\":\"Dunbar and McLemore (2000)\",\"source\":\"ofr20071182\",\"reference\":\"Dunbar, N.W., and McLemore, V.T., 2000, Preliminary mineralogy of the Victorio district, New Mexico: New Mexico Geology, v. 22, no. 1, p. 12-13.\"},{\"reference\":\"V.T. McLemore, New Mexico Bureau of Mines and Geology, written communication, 2007\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1095"}},{"type":"Feature","id":"1096","properties":{"rec_id":1096,"site_name":"Cinco de Mayo and Iron Duke mines","oremin":"Fibrous actinolite\"\" (V.T. McLemore, New Mexico Bureau of Mines and Geology, written communication, 2007)","devel":"former iron mines","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1096\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-106.12274066074,32.423195105943]},\"properties\":{\"state\":\"NM\",\"county\":\"Otero\",\"site_name\":\"Cinco de Mayo and Iron Duke mines\",\"devel\":\"former iron mines\",\"latitude\":\"32.4231\",\"longitude\":\"-106.1222\",\"oremin\":\"Fibrous actinolite\\\"\\\" (V.T. McLemore, New Mexico Bureau of Mines and Geology, written communication, 2007)\",\"assocmin\":\"magnetite, hematite, garnet, pyrite, fluorite, chalcopyrite, cuprite, malachite, quartz, calcite, diopside\",\"hostrock\":\"skarn\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"actinolite\"},{\"role\":\"associated\",\"name\":\"magnetite\"},{\"role\":\"associated\",\"name\":\"hematite\"},{\"role\":\"associated\",\"name\":\"garnet\"},{\"role\":\"associated\",\"name\":\"pyrite\"},{\"role\":\"associated\",\"name\":\"fluorite\"},{\"role\":\"associated\",\"name\":\"chalcopyrite\"},{\"role\":\"associated\",\"name\":\"cuprite\"},{\"role\":\"associated\",\"name\":\"malachite\"},{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"calcite\"},{\"role\":\"associated\",\"name\":\"diopside\"}],\"reference\":[{\"citation\":\"Beane and others (1975)\",\"source\":\"ofr20071182\",\"reference\":\"Beane, R.E., Jaramillo C., L.E., and Bloom, M.S., 1975, Geology and base metal mineralization of the southern Jarilla Mountains, Ortero County, New Mexico, in Seager, W.R., Clemons, R.E., and Callender, J.F., eds., Guidebook of the Las Cruces Country, New Mexico Geological Society Twenty-Sixth Field Conference, November 13, 14, and 15, 1975: New Mexico Geological Society, p. 151-156. \"},{\"citation\":\"Bloom (1975)\",\"source\":\"ofr20071182\",\"reference\":\"Bloom, M.S., 1975, Mineral paragenesis and contact metamorphism in the Jarilla Mountains, Orogrande, New Mexico: Socorro, N. Mex., New Mexico Institute of Mining and Technology, M.S. thesis, 81 p.\"},{\"citation\":\"Kelley (1949, p. 183-186, Plates 2, 3, 9, and 10)\",\"source\":\"ofr20071182\",\"reference\":\"Kelley, V.C., 1949, Geology and economics of New Mexico iron-ore deposits: Albuquerque, N. Mex., University of New Mexico Publications in Geology No. 2, 246 p.\"},{\"reference\":\"V.T. McLemore, New Mexico Bureau of Mines and Geology, written communication, 2007\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1096"}},{"type":"Feature","id":"1097","properties":{"rec_id":1097,"site_name":"Scheelite mine","oremin":"Fibrous tremolite\"\" (V.T. McLemore, New Mexico Bureau of Mines and Geology, written communication, 2007)","devel":"former tungsten mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1097\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-108.45660614339,32.76587465934]},\"properties\":{\"state\":\"NM\",\"county\":\"Grant\",\"site_name\":\"Scheelite mine\",\"devel\":\"former tungsten mine\",\"latitude\":\"32.7658\",\"longitude\":\"-108.456\",\"oremin\":\"Fibrous tremolite\\\"\\\" (V.T. McLemore, New Mexico Bureau of Mines and Geology, written communication, 2007)\",\"assocmin\":\"scheelite, andradite, spessartine, actinolite, epidote, quartz, calcite\",\"hostrock\":\"skarn\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"tremolite\"},{\"role\":\"associated\",\"name\":\"scheelite\"},{\"role\":\"associated\",\"name\":\"andradite\"},{\"role\":\"associated\",\"name\":\"spessartine\"},{\"role\":\"associated\",\"name\":\"actinolite\"},{\"role\":\"associated\",\"name\":\"epidote\"},{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"calcite\"}],\"reference\":[{\"citation\":\"Cargo (1959)\",\"source\":\"ofr20071182\",\"reference\":\"Cargo, D.N., 1959, Mineral deposits of the Granite Gap area, Hidalgo County, New Mexico: Albuquerque, N. Mex., University of New Mexico, M.S. thesis, 70 p.\"},{\"reference\":\"V.T. McLemore, New Mexico Bureau of Mines and Geology, written communication, 2007\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1097"}},{"type":"Feature","id":"1098","properties":{"rec_id":1098,"site_name":"Pinos Altos district","oremin":"Fibrous actinolite\"\" (V.T. McLemore, New Mexico Bureau of Mines and Geology, written communication, 2007)","devel":"former gold-copper-lead-zinc mines","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1098\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-108.25190395761,32.867873129359]},\"properties\":{\"state\":\"NM\",\"county\":\"Grant\",\"site_name\":\"Pinos Altos district\",\"devel\":\"former gold-copper-lead-zinc mines\",\"latitude\":\"32.8678\",\"longitude\":\"-108.2513\",\"oremin\":\"Fibrous actinolite\\\"\\\" (V.T. McLemore, New Mexico Bureau of Mines and Geology, written communication, 2007)\",\"assocmin\":\"numerous minerals reported--see McKnight and Fellows (1978)\",\"hostrock\":\"skarn\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"actinolite\"}],\"reference\":[{\"citation\":\"Paige (1911)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/b470\",\"source\":\"ofr20071182\",\"reference\":\"Paige, Sidney, 1911, The ore deposits near Pinos Altos, New Mexico, in Contributions to economic geology (short papers and preliminary reports), 1910--Part 1, metals and nonmetals except fuels: U.S. Geological Survey Bulletin 470, p. 109-125.\"},{\"citation\":\"McKnight and Fellows (1978)\",\"source\":\"ofr20071182\",\"reference\":\"McKnight, J.F., and Fellows, M.L., 1978, Silicate mineral assemblages and their relationship to sulfide mineralization, Pinos Altos mineral deposit, New Mexico: Arizona Geological Society Digest, v. 11, October 1978, p. 1-8.\"},{\"reference\":\"V.T. McLemore, New Mexico Bureau of Mines and Geology, written communication, 2007\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1098"}},{"type":"Feature","id":"1099","properties":{"rec_id":1099,"site_name":"Capitan iron deposit","oremin":"The tremolite is finely fibrous\"\" (Kelley, 1952, p. 74)","devel":"former iron mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1099\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-105.55383784832,33.621779234643]},\"properties\":{\"state\":\"NM\",\"county\":\"Lincoln\",\"site_name\":\"Capitan iron deposit\",\"devel\":\"former iron mine\",\"latitude\":\"33.6217\",\"longitude\":\"-105.5533\",\"oremin\":\"The tremolite is finely fibrous\\\"\\\" (Kelley, 1952, p. 74)\",\"assocmin\":\"numerous minerals reported--see Kelley (1952, p. 73-75)\",\"hostrock\":\"magnetite iron ore replacing dolomite\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"tremolite\"}],\"reference\":[{\"citation\":\"Patton (1940)\",\"source\":\"ofr20071182\",\"reference\":\"Patton, L.T., 1940, Tremolite bearing limestone of the Capitan quadrangle, N. Mex.: Journal of Sedimentary Petrology, v. 10, no. 3, p. 137.\"},{\"citation\":\"Kelley (1952)\",\"onlink\":\"http:\\/\\/econgeol.geoscienceworld.org\\/cgi\\/reprint\\/47\\/1\\/64\",\"source\":\"ofr20071182\",\"reference\":\"Kelley, V.C., 1952, Origin and pyrometasomatic zoning of the Capitan iron deposit, Lincoln County, New Mexico: Economic Geology, v. 47, no. 1, p. 64-83.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1099"}},{"type":"Feature","id":"1100","properties":{"rec_id":1100,"site_name":"occurrences in metagabbro sills","oremin":"The actinolite may be dense and more or less confined to sites of previous augite, or fibrous and matted and interlaced with adjacent alteration minerals\"\" (Bayley and others, 1966, p. 68).","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1100\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-88.000124655551,45.774957011695]},\"properties\":{\"state\":\"MI\",\"county\":\"Marinette\",\"site_name\":\"occurrences in metagabbro sills\",\"devel\":\"outcrops\",\"latitude\":\"45.775\",\"longitude\":\"-88\",\"oremin\":\"The actinolite may be dense and more or less confined to sites of previous augite, or fibrous and matted and interlaced with adjacent alteration minerals\\\"\\\" (Bayley and others, 1966, p. 68).\",\"assocmin\":\"plagioclase, albite, saussurite, labradorite, andesine, quartz, hornblende, augite, chlorite, calcite, epidote, magnetite\",\"hostrock\":\"metagabbro\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"actinolite\"},{\"role\":\"associated\",\"name\":\"plagioclase\"},{\"role\":\"associated\",\"name\":\"albite\"},{\"role\":\"associated\",\"name\":\"saussurite\"},{\"role\":\"associated\",\"name\":\"labradorite\"},{\"role\":\"associated\",\"name\":\"andesine\"},{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"hornblende\"},{\"role\":\"associated\",\"name\":\"augite\"},{\"role\":\"associated\",\"name\":\"chlorite\"},{\"role\":\"associated\",\"name\":\"calcite\"},{\"role\":\"associated\",\"name\":\"epidote\"},{\"role\":\"associated\",\"name\":\"magnetite\"}],\"reference\":[{\"citation\":\"Bayley and others (1966, p. 65-69, plates 1-3)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/pp513\",\"source\":\"ofr20061211\",\"reference\":\"Bayley, R.W., Dutton, C.E., and Lamey, C.A., 1966, Geology of the Menominee iron-bearing district, Dickinson County, Michigan, and Florence and Marinette Counties, Wisconsin: U.S. Geological Survey Professional Paper 513, 96 p., 4 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1100"}},{"type":"Feature","id":"1101","properties":{"rec_id":1101,"site_name":"Empire iron mine","oremin":"A thin zone with one-quarter inch bands of finely fibrous blue-black riebeckite occurs near the base of the iron formation in a host rock of very fine-grained quartz-garnet-biotite\"\" (Heinrich, 1976, p. 185).","devel":"iron mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1101\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-87.600136340592,46.458236957502]},\"properties\":{\"state\":\"MI\",\"county\":\"Marquette\",\"site_name\":\"Empire iron mine\",\"devel\":\"iron mine\",\"latitude\":\"46.4583\",\"longitude\":\"-87.6\",\"oremin\":\"A thin zone with one-quarter inch bands of finely fibrous blue-black riebeckite occurs near the base of the iron formation in a host rock of very fine-grained quartz-garnet-biotite\\\"\\\" (Heinrich, 1976, p. 185).\",\"assocmin\":\"magnetite, chert, siderite, ankerite, minnesotaite, stilpnomelane, chlorite, biotite\",\"hostrock\":\"iron-formation\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"riebeckite\"},{\"role\":\"associated\",\"name\":\"magnetite\"},{\"role\":\"associated\",\"name\":\"chert\"},{\"role\":\"associated\",\"name\":\"siderite\"},{\"role\":\"associated\",\"name\":\"ankerite\"},{\"role\":\"associated\",\"name\":\"minnesotaite\"},{\"role\":\"associated\",\"name\":\"stilpnomelane\"},{\"role\":\"associated\",\"name\":\"chlorite\"},{\"role\":\"associated\",\"name\":\"biotite\"}],\"reference\":[{\"citation\":\"Sliter (1970)\",\"source\":\"ofr20061211\",\"reference\":\"Sliter, T.W., 1970, The Empire mine and mill, Palmer, Michigan, in Guidebook for field trips (Field excursions--Pleistocene, Devonian, Precambrian), in connection with Geological Society of America North-Central Section Meeting: Michigan Basin Geological Society, p. 165-170.\"},{\"citation\":\"Heinrich (1976, p. 185)\",\"source\":\"ofr20061211\",\"reference\":\"Heinrich, E.W., 1976, The mineralogy of Michigan: Michigan Department of Natural Resources, Geological Survey Division Bulletin 6, 225 p.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1101"}},{"type":"Feature","id":"1102","properties":{"rec_id":1102,"site_name":"actinolitic slates and schists","oremin":"In plagioclase-rich layers, fibrous actinolite grows along cleavage and twin planes in the plagioclase and apparently formed by replacement of plagioclase\"\" (Gair and Thaden, 1968, p. 13).","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1102\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-87.390739524155,46.50653465596]},\"properties\":{\"state\":\"MI\",\"county\":\"Marquette\",\"site_name\":\"actinolitic slates and schists\",\"devel\":\"outcrops\",\"latitude\":\"46.5066\",\"longitude\":\"-87.3906\",\"oremin\":\"In plagioclase-rich layers, fibrous actinolite grows along cleavage and twin planes in the plagioclase and apparently formed by replacement of plagioclase\\\"\\\" (Gair and Thaden, 1968, p. 13).\",\"assocmin\":\"sodic plagioclase, carbonates, magnetite, quartz, secondary iron oxides\",\"hostrock\":\"actinolitic slates and schists\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"actinolite\"},{\"role\":\"associated\",\"name\":\"sodic plagioclase\"},{\"role\":\"associated\",\"name\":\"carbonates\"},{\"role\":\"associated\",\"name\":\"magnetite\"},{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"secondary iron oxides\"}],\"reference\":[{\"citation\":\"Gair and Thaden (1968, p. 13)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/pp397\",\"source\":\"ofr20061211\",\"reference\":\"Gair, J.E., and Thaden, R.E., 1968, Geology of the Marquette and Sands quadrangles, Marquette County, Michigan: U.S. Geological Survey Professional Paper 397, 77 p., 7 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1102"}},{"type":"Feature","id":"1103","properties":{"rec_id":1103,"site_name":"Centennial mine","oremin":"capillary tremolite ('byssolite')\"\" (Williams, 1963, p. 614).","devel":"former copper mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1103\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-88.422115454382,47.255724997193]},\"properties\":{\"state\":\"MI\",\"county\":\"Houghton\",\"site_name\":\"Centennial mine\",\"devel\":\"former copper mine\",\"latitude\":\"47.2558\",\"longitude\":\"-88.422\",\"oremin\":\"capillary tremolite ('byssolite')\\\"\\\" (Williams, 1963, p. 614).\",\"assocmin\":\"anthonyite, calumetite, quartz, epidote, monazite, native copper, cuprite, paratacamite, \\\"\\\"numerous unidentified basic copper chlorides\",\"hostrock\":\"basalt\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"tremolite\"},{\"role\":\"associated\",\"name\":\"anthonyite\"},{\"role\":\"associated\",\"name\":\"calumetite\"},{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"epidote\"},{\"role\":\"associated\",\"name\":\"monazite\"},{\"role\":\"associated\",\"name\":\"native copper\"},{\"role\":\"associated\",\"name\":\"cuprite\"},{\"role\":\"associated\",\"name\":\"paratacamite\"},{\"role\":\"associated\",\"name\":\"numerous unidentified basic copper chlorides\"}],\"reference\":[{\"citation\":\"Williams (1963, p. 614)\",\"onlink\":\"http:\\/\\/www.minsocam.org\\/ammin\\/AM48\\/AM48_614.pdf\",\"source\":\"ofr20061211\",\"reference\":\"Williams, S.A., 1963, Anthonyite and calumetite--Two new minerals from the Michigan copper district: American Mineralogist, v. 48, nos. 5 and 6, p. 614-619.\"},{\"citation\":\"Heinrich (1976, p. 207)\",\"source\":\"ofr20061211\",\"reference\":\"Heinrich, E.W., 1976, The mineralogy of Michigan: Michigan Department of Natural Resources, Geological Survey Division Bulletin 6, 225 p.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1103"}},{"type":"Feature","id":"1104","properties":{"rec_id":1104,"site_name":"Eastern Mesabi district","oremin":"In cherty taconite, grunerite develops as tabular crystals and fibrous radiating sheaves composed of fine needles\"\" (French, 1968, p. 36). \"\"Much of the cummingtonite and hornblende occurs as fibrous masses that surround and replace coarser crystals of fayalite and pyroxene\"\" (French, 1968, p. 40).","devel":"taconite deposits","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1104\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-91.91715959126,47.66691713803]},\"properties\":{\"state\":\"MN\",\"county\":\"Saint Louis\",\"site_name\":\"Eastern Mesabi district\",\"devel\":\"taconite deposits\",\"latitude\":\"47.667\",\"longitude\":\"-91.917\",\"oremin\":\"In cherty taconite, grunerite develops as tabular crystals and fibrous radiating sheaves composed of fine needles\\\"\\\" (French, 1968, p. 36). \\\"\\\"Much of the cummingtonite and hornblende occurs as fibrous masses that surround and replace coarser crystals of fayalite and pyroxene\\\"\\\" (French, 1968, p. 40).\",\"assocmin\":\"numerous minerals reported--see French (1968)\",\"hostrock\":\"taconite (banded iron-formation)\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"cummingtonite\"},{\"role\":\"asbestos\",\"name\":\"grunerite\"}],\"reference\":[{\"citation\":\"Carter (1974)\",\"source\":\"ofr20061211\",\"reference\":\"Carter, L.J., 1974, Pollution and public health--Taconite case poses major test: Science, v. 186, no. 4158, p. 31-36.\"},{\"citation\":\"French (1968)\",\"source\":\"ofr20061211\",\"reference\":\"French, B.M., 1968, Progressive contact metamorphism of the Biwabik iron-formation, Mesabi Range, Minnesota: Minneapolis, Minn., University of Minnesota, Minnesota Geological Survey Bulletin 45, 103 p.\"},{\"citation\":\"Great Lakes Research Advisory Board (1975)\",\"source\":\"ofr20061211\",\"reference\":\"Great Lakes Research Advisory Board, 1975, Asbestos in the Great Lakes basin, with emphasis on Lake Superior--A report to the International Joint Commission: Great Lakes Research Advisory Board, 100 p.\"},{\"citation\":\"Gunderson and Schwartz (1962)\",\"source\":\"ofr20061211\",\"reference\":\"Gunderson, J.N., and Schwartz, G.M., 1962, The geology of the metamorphosed Biwabik iron-formation, eastern Mesabi district, Minnesota: Minneapolis, Minn., University of Minnesota, Minnesota Geological Survey Bulletin 43, 139 p., 1 plate.\"},{\"citation\":\"Morey and others (1972)\",\"source\":\"ofr20061211\",\"reference\":\"Morey, G.B., Papike, J.J., Smith, R.W., and Weiblen, P.W., 1972, Observations on the contact metamorphism of the Biwabik iron-formation, east Mesabi district, Minnesota, in Doe, B.R., and Smith, D.K., eds., Studies in mineralogy and Precambrian geology: Geological Society of America Memoir 135, p. 225-264.\"},{\"citation\":\"White (1954)\",\"source\":\"ofr20061211\",\"reference\":\"White, D.A., 1954, The stratigraphy and structure of the Mesabi Range, Minnesota: Minnesota Geological Survey Bulletin 38, 92 p., 4 plates.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1104"}},{"type":"Feature","id":"1105","properties":{"rec_id":1105,"site_name":"Thorny Mountain mine","oremin":"Tremolite \"\"appears in silky, white, radial, fibrous tuffs on the coppery red mangansericite in the specimen from Thorny Mountain\"\" (Grawe, 1943, p. 20)","devel":"former manganese mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1105\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-91.186130377087,37.103249389381]},\"properties\":{\"state\":\"MO\",\"county\":\"Shannon\",\"site_name\":\"Thorny Mountain mine\",\"devel\":\"former manganese mine\",\"latitude\":\"37.1032\",\"longitude\":\"-91.186\",\"oremin\":\"Tremolite \\\"\\\"appears in silky, white, radial, fibrous tuffs on the coppery red mangansericite in the specimen from Thorny Mountain\\\"\\\" (Grawe, 1943, p. 20)\",\"assocmin\":\"mangansericite, clay minerals, feldspar, quartz, alunite, fluorite\",\"hostrock\":\"veins and brecciated zones that cut rhyolite porphyry\",\"mineral\":[{\"role\":\"associated\",\"name\":\"mangansericite\"},{\"role\":\"associated\",\"name\":\"clay minerals\"},{\"role\":\"associated\",\"name\":\"feldspar\"},{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"alunite\"},{\"role\":\"associated\",\"name\":\"fluorite\"}],\"reference\":[{\"citation\":\"Grawe (1943, p. 20-21, 26-29)\",\"source\":\"ofr20061211\",\"reference\":\"Grawe, O.R., 1943, Manganese deposits of Missouri (Appendix VI), in Biennial report of the State Geologist, Transmitted to the Sixty-Second General Assembly: Missouri Geological Survey and Water Resources 62nd Biennial Report, Appendix VI, p. 20-29.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1105"}},{"type":"Feature","id":"1106","properties":{"rec_id":1106,"site_name":"Ketcherside Gap deposit","oremin":"Actinolite exhibits colour-zoned prismatic to fibrous grains replacing clinopyroxene, garnet, and early scapolite\"\" (Lowell and Noll, 2001, p. 379). \"\"Colour-zoned prismatic to fibrous amphibole with colourless to pale green pleochroism is the dominant late skarn phase in both volcaniclastic and dolomite protoliths\"\" (Lowell and Noll, 2001, p. 388).","devel":"small former copper mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1106\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-90.660120491735,37.513249845331]},\"properties\":{\"state\":\"MO\",\"county\":\"Iron\",\"site_name\":\"Ketcherside Gap deposit\",\"devel\":\"small former copper mine\",\"latitude\":\"37.5132\",\"longitude\":\"-90.66\",\"oremin\":\"Actinolite exhibits colour-zoned prismatic to fibrous grains replacing clinopyroxene, garnet, and early scapolite\\\"\\\" (Lowell and Noll, 2001, p. 379). \\\"\\\"Colour-zoned prismatic to fibrous amphibole with colourless to pale green pleochroism is the dominant late skarn phase in both volcaniclastic and dolomite protoliths\\\"\\\" (Lowell and Noll, 2001, p. 388).\",\"assocmin\":\"numerous minerals reported--see Lowell and Noll (2001)\",\"hostrock\":\"scapolite skarn\",\"reference\":[{\"citation\":\"Sides (1981)\",\"onlink\":\"http:\\/\\/gsabulletin.gsapubs.org\\/content\\/92\\/9\\/686.full.pdf+html\",\"source\":\"ofr20061211\",\"reference\":\"Sides, R.J., 1981, Geology of the Ketcherside Mountain area, southeastern Missouri, and the source of Grassy Mountain Ignimbrite: Geological Society of America Bulletin, v. 92, p. 686-693.\"},{\"citation\":\"Lowell and Noll (2001)\",\"source\":\"ofr20061211\",\"reference\":\"Lowell, G.R., and Noll, P.D., Jr., 2001, Fe-Cu-Au-bearing scapolite skarn in moat sediments of the Taum Sauk Caldera, southeastern Missouri, USA: Mineralogical Magazine, v. 65, no. 3, p. 373-396.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1106"}},{"type":"Feature","id":"1107","properties":{"rec_id":1107,"site_name":"occurrence along small branch of Spring Creek","oremin":"beautiful columnar masses and also fibrous radiating, often densely matted, aggregates of actinolite\"\" (Roberts and Rapp, 1965, p. 14)","devel":"mineral specimen collection site","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1107\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-103.74047463244,43.898781231779]},\"properties\":{\"state\":\"SD\",\"county\":\"Pennington\",\"site_name\":\"occurrence along small branch of Spring Creek\",\"devel\":\"mineral specimen collection site\",\"latitude\":\"43.8988\",\"longitude\":\"-103.74\",\"oremin\":\"beautiful columnar masses and also fibrous radiating, often densely matted, aggregates of actinolite\\\"\\\" (Roberts and Rapp, 1965, p. 14)\",\"assocmin\":\"calcite, quartz, phlogopite\",\"hostrock\":\"marble\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"actinolite\"},{\"role\":\"associated\",\"name\":\"calcite\"},{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"phlogopite\"}],\"reference\":[{\"citation\":\"Ziegler (1914, p. 154)\",\"source\":\"ofr20061211\",\"reference\":\"Ziegler, Victor, 1914, The minerals of the Black Hills: Rapid City, S. Dak., South Dakota School of Mines Bulletin No. 10, 250 p.\"},{\"citation\":\"Roberts and Rapp (1965, p. 14)\",\"source\":\"ofr20061211\",\"reference\":\"Roberts, W.L., and Rapp, George, Jr., 1965, Mineralogy of the Black Hills: Rapid City, S. Dak., South Dakota School of Mines and Technology Bulletin Number 18, 268 p.\"},{\"citation\":\"Ratte (1980)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/ofr801083\",\"source\":\"ofr20061211\",\"reference\":\"Ratte, J.C., 1980, Geologic map of the Medicine Mountain quadrangle, Pennington County, South Dakota: U.S. Geological Survey Open-File Report 80-1083, 1 sheet, scale 1:24,000.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1107"}},{"type":"Feature","id":"1108","properties":{"rec_id":1108,"site_name":"Bullion gold mine","oremin":"radiating groups of needles or fibers of cummingtonite\"\" (Roberts and Rapp, 1965, p. 12)","devel":"former gold mine","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1108\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-103.4207676547,43.900687945884]},\"properties\":{\"state\":\"SD\",\"county\":\"Pennington\",\"site_name\":\"Bullion gold mine\",\"devel\":\"former gold mine\",\"latitude\":\"43.9007\",\"longitude\":\"-103.4203\",\"oremin\":\"radiating groups of needles or fibers of cummingtonite\\\"\\\" (Roberts and Rapp, 1965, p. 12)\",\"assocmin\":\"garnet, hornblende, quartz, feldspar\",\"hostrock\":\"iron-formation\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"cummingtonite\"},{\"role\":\"associated\",\"name\":\"garnet\"},{\"role\":\"associated\",\"name\":\"hornblende\"},{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"feldspar\"}],\"reference\":[{\"citation\":\"Hamilton (1935, p. 9, 12)\",\"source\":\"ofr20061211\",\"reference\":\"Hamilton, R.G., 1935, Pre-Cambrian geology of the Keystone district, Black Hills, South Dakota: Iowa City, Iowa, University of Iowa, Ph.D. dissertation, 41 p.\"},{\"citation\":\"Roberts and Rapp (1965, p. 12)\",\"source\":\"ofr20061211\",\"reference\":\"Roberts, W.L., and Rapp, George, Jr., 1965, Mineralogy of the Black Hills: Rapid City, S. Dak., South Dakota School of Mines and Technology Bulletin Number 18, 268 p.\"},{\"citation\":\"Norton (1976)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/ofr76297\",\"source\":\"ofr20061211\",\"reference\":\"Norton, J.J., 1976, Field compilation map of the geology of the Keystone area, Black Hills, South Dakota: U.S. Geological Survey Open-File Report 76-297, 1 sheet, scale 1:20,000.\"},{\"citation\":\"DeWitt and others (1988b)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/mf1978K\",\"source\":\"ofr20061211\",\"reference\":\"DeWitt, Ed, Buscher, David, Wilson, A.B., and Johnson, Tom, 1988b, Map showing locations of mines, prospects, and patented mining claims, and classification of mineral deposits in the Mount Rushmore 7.5-minute quadrangle, Black Hills, South Dakota: U.S. Geological Survey Miscellaneous Field Studies Map MF-1978-K, 1 sheet, scale 1:24,000.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1108"}},{"type":"Feature","id":"1109","properties":{"rec_id":1109,"site_name":"occurrence along Spring Creek","oremin":"radiating groups of needles or fibers of cummingtonite\"\" (Roberts and Rapp, 1965, p. 12)","devel":"outcrops","json":"{\"id\":\"http:\\/\\/mrdata.usgs.gov\\/asbestos\\/record\\/1109\",\"type\":\"Feature\",\"geometry\":{\"type\":\"Point\",\"coordinates\":[-103.40326524264,43.985887931334]},\"properties\":{\"state\":\"SD\",\"county\":\"Pennington\",\"site_name\":\"occurrence along Spring Creek\",\"devel\":\"outcrops\",\"latitude\":\"43.9859\",\"longitude\":\"-103.4028\",\"oremin\":\"radiating groups of needles or fibers of cummingtonite\\\"\\\" (Roberts and Rapp, 1965, p. 12)\",\"assocmin\":\"garnet, hornblende, quartz, feldspar\",\"hostrock\":\"amphibolite\",\"mineral\":[{\"role\":\"asbestos\",\"name\":\"cummingtonite\"},{\"role\":\"associated\",\"name\":\"garnet\"},{\"role\":\"associated\",\"name\":\"hornblende\"},{\"role\":\"associated\",\"name\":\"quartz\"},{\"role\":\"associated\",\"name\":\"feldspar\"}],\"reference\":[{\"citation\":\"Hamilton (1935, p. 9, 12)\",\"source\":\"ofr20061211\",\"reference\":\"Hamilton, R.G., 1935, Pre-Cambrian geology of the Keystone district, Black Hills, South Dakota: Iowa City, Iowa, University of Iowa, Ph.D. dissertation, 41 p.\"},{\"citation\":\"Roberts and Rapp (1965, p. 12)\",\"source\":\"ofr20061211\",\"reference\":\"Roberts, W.L., and Rapp, George, Jr., 1965, Mineralogy of the Black Hills: Rapid City, S. Dak., South Dakota School of Mines and Technology Bulletin Number 18, 268 p.\"},{\"citation\":\"Norton (1976)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/ofr76297\",\"source\":\"ofr20061211\",\"reference\":\"Norton, J.J., 1976, Field compilation map of the geology of the Keystone area, Black Hills, South Dakota: U.S. Geological Survey Open-File Report 76-297, 1 sheet, scale 1:20,000.\"},{\"citation\":\"DeWitt and others (1988b)\",\"onlink\":\"http:\\/\\/pubs.er.usgs.gov\\/publication\\/mf1978K\",\"source\":\"ofr20061211\",\"reference\":\"DeWitt, Ed, Buscher, David, Wilson, A.B., and Johnson, Tom, 1988b, Map showing locations of mines, prospects, and patented mining claims, and classification of mineral deposits in the Mount Rushmore 7.5-minute quadrangle, Black Hills, South Dakota: U.S. Geological Survey Miscellaneous Field Studies Map MF-1978-K, 1 sheet, scale 1:24,000.\"}]}}","url":"https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1109"}}],"links":[{"href":"https://energy.usgs.gov/arcgis/rest/services/MRData/Asbestos/OGCFeatureServer/collections/0/items?crs=CRS84&bbox-crs=CRS84&properties=*&returnGeometry=true&resultType=results&offset=0&f=application/geo+json","rel":"self","type":"application/geo+json","title":"this document"},{"href":"https://energy.usgs.gov/arcgis/rest/services/MRData/Asbestos/OGCFeatureServer/collections/0/items?crs=CRS84&bbox-crs=CRS84&properties=*&returnGeometry=true&resultType=results&offset=0&f=text/html","rel":"alternate","type":"text/html","title":"this document as HTML"}],"timeStamp":"2026-04-26T10:48:14Z","numberReturned":913}